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Questions Asked on March 16, 2013

1.What is the term for data that are grouped closely together? (1 point) outlier linear positive clustering 2. What association
1. 79 answers
2. asked by Delilah
3. 36,478 views
3.Which of the following examples would show a negative trend? (1 point) height and weight of students test scores and height of
1. 27 answers
2. asked by Delilah
3. 9,488 views
A snowmobile is originally at the point with position vector 31.3 m at 95.0° counterclockwise from the x axis, moving with
1. 2 answers
2. asked by wallu
3. 7,213 views
A truck with 48-in.-diameter wheels is traveling at 55 mi/h.Find the angular speed of the wheels in rad/min, *hint convert miles
1. 2 answers
2. asked by marie darling
3. 4,435 views
John is pushing a wheelbarrow filled with sand on a building site the total mass of the wheelbarrow and its content is 30kg.
1. 4 answers
2. asked by neo
3. 3,757 views
Find the volume of the cylinder. Use 3.14 for (π Pi)34 m on top and 27 m down on the right. Please Help Me I try and try and
1. 8 answers
2. asked by Selena
3. 3,601 views
A 5.00L reaction vessel is filled with 1.00mol of H2, 1.00mol of I2, and 2.50mol of HI. If equilibrium constant for the reaction
1. 3 answers
2. asked by Presh
3. 2,655 views
A senator wants to raise tax revenues and make workers better off. A staff member proposes raising the payroll tax paid by firms
1. 2 answers
2. asked by RAJA
3. 2,423 views
The Ksp of magnesium hydroxide,Mg(OH)2, is 5.61 × 10^-12. Calculate the molar solubility of this compound. Is the answer
1. 1 answer
2. asked by Anon
3. 2,281 views
A basketball player is standing on the floor 10.0 m fromthe basket as in Figure P4.50. The height of the basket is 3.05 m, and
1. 1 answer
2. asked by saad
3. 2,014 views
A television screen measures 32 inches diagonally, and its aspect ratio is 4 to 3. Find the width and the height of the screen.
1. 1 answer
2. asked by Cassie
3. 1,914 views
perform the calculation required for100ml of 0.2 M sodium acetate buffer of pH 5.0. If you are given a bottle of sodium acetate
1. 2 answers
2. asked by Abdullateef
3. 1,662 views
During September, the average temperature of Laurel Lake is 64.2º and the standard deviation is 3.2º. Assume the variable is
1. 2 answers
2. asked by Penny
3. 1,654 views
The engine on a 0.2kg model airplane exerts a forward force on the plane of 10N. If the plane accelerates at 2m/s2, what is the
1. 1 answer
2. asked by sarah
3. 1,599 views
The diagram shows a sector OAB of a circle, centre O and radius10 cm. Angle AOB is theta radians.The point C lies on OB and iss
1. 1 answer
2. asked by James
3. 1,555 views
You are to prepare a KH2PO4 and Na2HPO4 solution with pH=7.31.What should the concentration of [2(HPO4) 2-] / [H2PO4-]
1. 3 answers
2. asked by Pepz
3. 1,535 views
Given the following quadratic equation find.a) the vertex b) the axis of symmetry c) the intercepts d) the domain e) the range
1. 2 answers
2. asked by Jenn
3. 1,426 views
Phenolphthalein is a commonly used indicator that is colorless in the acidic form (pH < 8.3) and pink in the basic form (pH >
1. 3 answers
2. asked by carl
3. 1,391 views
Suppose your college charges you separately for tuition and for room and board.What is a cost of attending college that is not
1. 0 answers
2. asked by RAJA
3. 1,389 views
A spacecraft in orbit around the moon measures its altitude by reflecting a pulsed 10Mz radio signal from the surface. If the
1. 1 answer
2. asked by Peter
3. 1,372 views
Name two types of market failure (with examples). Explain why each may cause market outcomes to be inefficient
1. 1 answer
2. asked by RAJA
3. 1,328 views
width W or a rectangular swimming pool is 7x^2. The area of the pool is 7x^3--42x^2. what expression for the length of the pool?
1. 3 answers
2. asked by Brieson
3. 1,324 views
when you reverse the digits of the number 13,the number increases by 18.how many other 2digit numbers increase by 18 when their
1. 1 answer
2. asked by wan
3. 1,287 views
3- An electric motor can accelerate a Ferris wheel of moment of inertia (I =20 000 kg.m2) from rest to (10.0 rev/min) in (12.0
1. 0 answers
2. asked by a
3. 1,274 views
A 500 kg elevator starts from rest. It moves upward for 4.00 s with constant acceleration until it reaches its cruising speed,
1. 1 answer
2. asked by Michelle
3. 1,237 views
The starting salaries of a random sample of three students who graduated from North Carolina State University last year with
1. 2 answers
2. asked by Quintunya
3. 1,233 views
A score of 243 is a "basic" reading level.Scores for a random sample of 3000 students had a xbar = 250 with a standard error 1.0
1. 1 answer
2. asked by please help
3. 1,142 views
What is the surface area of a cube whose sides measure 5 inches?I did A= s squared A=5 squared 25 inches squared Then SA=
1. 1 answer
2. asked by B6
3. 1,127 views
At 22 °C an excess amount of a generic metal hydroxide M(OH)2, is mixed with pure water. The resulting equilibrium solution has
1. 1 answer
2. asked by Anon
3. 1,124 views
How is an autobiography, such as A White House Diary, different from a biography?
1. 2 answers
2. asked by Shaunta Davis
3. 1,121 views
A firm has an issue of preferred stock outstanding that has a par value of $100 and a 4% dividend. If the current market price
1. 0 answers
2. asked by Henry
3. 1,101 views
Which is the better strategy for increasing comprehension?A. Paraphrase what you read. B. Take notes word for word so as not to
1. 1 answer
2. asked by Leighanne
3. 1,090 views
Write the following value in scientific notation.23,000,000 Write the following value in scientific notation. 7,400,000 Write
1. 1 answer
2. asked by tyneisha
3. 1,078 views
Dan and Joan want to buy an airplane. They find one that will cost $200,000. They must pay 10% down, and can get the balance
1. 1 answer
2. asked by chris
3. 1,065 views
The bearing of Q from P is 060¤ while the bearing of R from Q is 150¤ if PQ=QR find the bearing of R from P
1. 2 answers
2. asked by Hope
3. 1,053 views
Prove thattan-1 (1/7) + tan-1 (1/13) = tan-1(2/9)
1. 1 answer
2. asked by anoynomous
3. 1,033 views
Suppose that x is normally distributed with a mean of 10 and a standard deviation of 3. Find P(x ¡Ü 6). Note: Round your
1. 1 answer
2. asked by Keisha
3. 1,026 views
Sewage at a certain pumping station is raised vertically by 5.57 m at the rate of 1 860 000 liters each day. The sewage, of
1. 0 answers
2. asked by Michelle
3. 981 views
A shop sells candies by weight. Monisha bought 2 full bags of chocolates and 3 full bags of gummy bears for $23.50. If 3/4 of a
1. 1 answer
2. asked by Ashley
3. 968 views
1) While Laurie is boiling water to cook spaghetti, the phone rings, and all 1.5 kg of water boils away during her
1. 1 answer
2. asked by Isis
3. 944 views
When conducting a performance appraisal, it's important for the supervisor toA. provide only positive feedback no matter what
1. 9 answers
2. asked by Maria
3. 936 views
A 150 mg/dl glucose solution was diluted 1:2. Then 0.5ml of it was added to 4.5ml saline 2 ml of this solution was diluted to
1. 1 answer
2. asked by Fai
3. 933 views
A chairman is biased so that he selects his relatives for a job 3 times as likely as others. Ifthere are 3 posts for a job. Find
1. 0 answers
2. asked by anoynomous
3. 926 views
A 150-L water heater is rated at 8 kW .If 20 percent of its heat escapes, how long does the heater take to raise the temperature
1. 0 answers
2. asked by jake
3. 905 views
Let θ be the angle between the x-axis and the line connecting the origin O(0,0) and the point P(−3,−4), where
1. 0 answers
2. asked by Trigno with cordinates
3. 903 views
What translation rule can be used to describe the result of the composition of (x, y) (x – 9, y – 2) and (x, y) (x + 1, y
1. 2 answers
2. asked by Neely
3. 879 views
triangle-find the length of the missing side? a= 16, b = 63 please walk me through this.
1. 3 answers
2. asked by Brieson
3. 878 views
Which event is likely to trigger rapid growth in supermassive black hole mass?-A merger of two gas-rich galaxies. -Direct
1. 0 answers
2. asked by qwerty
3. 833 views
A square pyramid has a slant height of 13 meters and a height of 12 meters. What is the surface area if the square base has
1. 2 answers
2. asked by stephanie
3. 802 views
square frame occupies area of112 ft ^2. what is the length of each side of the picture in simplified radical form?
1. 1 answer
2. asked by Brieson
3. 784 views
use right triangle-find the length of the missing side : b=2.1, c = 2.9
1. 3 answers
2. asked by Brieson
3. 780 views
an aeroplane flies horizontally at 80m/s in still air if the aviator wishes to fly due south and the wind is blowing from the
1. 3 answers
2. asked by Mehmood
3. 779 views
Value of a new car depreciates at a rate of 12% per year.Approximately how many years will it take until the car is worth $2300?
1. 7 answers
2. asked by Hasane
3. 771 views
A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from 0 to 5.85 m/s
1. 1 answer
2. asked by Anonymous
3. 760 views
A standard man uses a bicycle of mass 30 kg to travel at constant speed along a 5 km long road upa hill. The hill rises 250 m
1. 6 answers
2. asked by Some Guy
3. 752 views
An object is dropped from rest.What is its instantaneous speed when it has been in motion for 7 s? The acceleration of gravity
1. 1 answer
2. asked by Ethan
3. 746 views
A particular power boat travelling at V0 km/h when its power is turned off will have its speed V given by V(t) = V0 × 10-0.18t
1. 3 answers
2. asked by Hasane
3. 730 views
The bearing of Q from P is 060¤ while the bearing of R from Q is 150¤ if PQ=QR find the bearing of R from P
1. 1 answer
2. asked by Hope
3. 729 views
Two identical thin wires are oriented along the x and y axes.With current on x plane going North. Current on y plane going
1. 0 answers
2. asked by Melissa
3. 690 views
How are a mix of pre-1982 and post-1982 pennies a misleading or incorrect analogy for actual element isotopes?
1. 1 answer
2. asked by Julie
3. 677 views
what expression can be used to represent the phrase "3 more than 2 times the number of minutes, m"?a.3m+2 b.2m+3 c.m+3x2 d.2m-3
1. 5 answers
2. asked by jared
3. 673 views
Peter solved this equation6 x y = 490 - 4 6 x y = 486 y = 492 Explain his mistake.
1. 1 answer
2. asked by Isabella
3. 658 views
A motorcycle has a constant acceleration of 2.13 m/s2. Both the velocity and acceleration of the motorcycle point in the same
1. 1 answer
2. asked by Christina
3. 657 views
Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas
1. 2 answers
2. asked by Anonymous
3. 650 views
simplify each radical expression: 1. sqrt 75 + sqrt3 2. sqrt 7 (sqrt14 + sqrt 3) please walk me through this.
1. 1 answer
2. asked by Brieson
3. 649 views
CAN U TELL ME MORE ABOUT IDENTITIES
1. 1 answer
2. asked by ZAMA
3. 646 views
A skier of mass 66 kg skis straight down a 11° slope at constant velocity. Draw a free-body diagram of the skier with the
1. 1 answer
2. asked by Help
3. 640 views
Can someone help me with this?Design an application or site that presents and explains your Implementation Plan. The site must
1. 0 answers
2. asked by MistyBlue
3. 639 views
On a straight line ℓ, we have an infinite sequence of circles Γn, each with radius 1/2^n, such that Γn is externally
1. 1 answer
2. asked by infinite number of circles
3. 639 views
Find the property of the real numbers which will complete the argument below:1. Zero is not a positive number. 2. Choose x as
1. 1 answer
2. asked by Amanda
3. 634 views
ABCD is a trapezoid with AB parallel to DC. If AB = 25, BC = 24, CD = 50 and AD = 7, what is the area of ABCD?
1. 1 answer
2. asked by abc9837
3. 627 views
2candles,one green and one red,are lit at the same time.The green candle burns twice as fast as the red one.The green candle
1. 1 answer
2. asked by wan
3. 624 views
So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help
1. 0 answers
2. asked by Jordan
3. 620 views
Bill brought four times as may apples as harry and three times as may apples as martin. If Bill, and martin purchased less than
1. 1 answer
2. asked by Shawn
3. 611 views
What was the impact of the Stono Rebellion?
1. 2 answers
2. asked by Nica
3. 608 views
A series of pulses, each of amplitude 0.190 m, are sent down a string that is attached to a post at one end. The pulses are
1. 0 answers
2. asked by Jenna
3. 603 views
Sodium sulfate is slowly added to a solution containing 0.0500 M Ca^2+ (aq) and 0.0390 M Ag^+ (aq). What will be the
1. 2 answers
2. asked by Anon
3. 597 views
please life saver i am taking a quiz now can some one help me with this pleeeeeeeaaaaaaaaassssssseeeeCalculate the pH of 0.175 M
1. 5 answers
2. asked by carl
3. 584 views
In a resonance-tube containing air, the source of sound is a small loudspeaker driven by a variable-frequency oscillator. The
1. 0 answers
2. asked by Priscy
3. 582 views
Suppose you have to prepare 1.00 L of the solution ( KH2PO4 and Na2HPO4 pH=7.31) and that this solution must be isotonic with
1. 0 answers
2. asked by Pepz
3. 573 views
if a vector+ b vector+ c vector =0, & a vector=3, b=5, c=9, find angle between a & b vector
1. 1 answer
2. asked by Anonymous
3. 562 views
Black holes can be completely described by which three parameters?-angular momentum, spin, and electric charge -angular
1. 1 answer
2. asked by qwerty
3. 555 views
Camern is wrapping a present. She does not want any left over wrapping paper. How much wrapping paper does she need to buy. The
1. 1 answer
2. asked by ES
3. 554 views
A score of 243 is a "basic" reading level.Scores for a random sample of 3000 students had a xbar = 250 with a standard error 1.0
1. 3 answers
2. asked by please help - urgent
3. 552 views
A 150mg/dl glucose solution was diluted 1:2. Then 0.5ml of it was added to 4.5ml saline. 2ml of this solution was diluted to
1. 1 answer
2. asked by Fai
3. 544 views
Find the property of the real numbers which will complete the argument below:1. Zero is not a positive number. 2. Choose x as
1. 0 answers
2. asked by Amanda
3. 534 views
Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas
1. 1 answer
2. asked by Tonya
3. 533 views
What liberties, if any, were extended to slaves from one region to another?
1. 1 answer
2. asked by Nica
3. 529 views
I am studying labor unions in my Econ class and would like to ask a member a few questions:)Which labor union do you belong to?
1. 1 answer
2. asked by Rebekah
3. 524 views
Harry spent one third of his money on a hat, 1/6 of his money on socks, and $12.00 on a tie. How much did Harry spend?
1. 3 answers
2. asked by Christine
3. 523 views
For my French homework, I have written a letter of motivation. I would be grateful if you could read it and suggest where I
1. 2 answers
2. asked by Kiran
3. 518 views
After saving 4/5 of his salary every month, Zacky has $150 left. Micah saves 6/7 of his salary every month. If both guys save an
1. 1 answer
2. asked by Ashley
3. 514 views
A plastic ball fallen 2m onto a hard floor and bounces to a height of 1.8m. Find:-{1}coefficient of restitution of the collision
1. 1 answer
2. asked by Pretender
3. 513 views
I need help paraphrasing and editing this: any suggestions?Cummings says that it varies whether students come back to the Career
1. 2 answers
2. asked by Blaze
3. 511 views
Which answer below includes the major glands ofo the endocrine system?A. Pituitary,thymus,thyroid,parathyrod,adrenal,pineal B.
1. 3 answers
2. asked by Ms. Pecan
3. 498 views
exponent law question:Simplify the following exponents. 1. (16)(2^(x+2)) 2. ((ab)^(2x+y))/(a^(x)b^(y))
1. 4 answers
2. asked by Hasane
3. 494 views
Suppose you have to prepare 1.00 L of the solution ( KH2 PO4 and Na2 HPO4 pH=7.31) and that this solution must be isotonic with
1. 0 answers
2. asked by Pepz
3. 493 views
An 8.64g bullet is fired into a 365g block that is initially at rest at the edge of a table of h = 1.11 m heightThe bullet
1. 1 answer
2. asked by Anonymous
3. 482 views
Mr Smith is a farmer. He stores his hay in a shed the shape of a cone. The base has a radius of 30 ft and it is 40 ft. tall. How
1. 1 answer
2. asked by ES
3. 480 views
Value of a new car depreciates at a rate of 12% per year. It is worth $23 000.Approximately how many years will it take until
1. 1 answer
2. asked by Hasane
3. 474 views

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