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Tracy

Questions (416)

Dollhouse and the furnishing are built to a scale of exactly 1 in. to 1 ft, what is the linear scaling factor?
1. 2 answers
2. 394 views
Growth rate of odd size object:Start: 1.5" w by 1.5" l by .25" h End: 3.25" w by 3.50" l by .25" h Did this object increase by
1. 1 answer
2. 343 views
Please I need help: I need to figure out the procedure to this question:Growth rate of odd size object: Start: 1.5" w by 1.5" l
1. 1 answer
2. 491 views
Growth rate of odd size object:Start: 1.5" w by 1.5" l by .25" h End: 3.25" w by 3.50" l by .25" h Did this object increase by
1. 4 answers
2. 366 views
Ahmed has half of a treasure map. which indicates that the treasure is buried in the desert 2x + 6 paces from castle rock.
1. 1 answer
2. 578 views
This is a Pythagorean Theoremx^2 + (2x + 4)^2 = (2x + 6)^2
1. 4 answers
2. 452 views
Help I'm stuckI need to factor a trinomial expression using the AC method 15x^2 + 31x + 2
1. 3 answers
2. 612 views
I need to know how to factor these in A-C method form2a^2+1+3a 9w-w^3
1. 2 answers
2. 370 views
9w-w^32a^2+1+3a
1. 4 answers
2. 388 views
(-9x^3 + 3x^2 -15x)divided by (-3x)Find the quotient
1. 2 answers
2. 427 views
P dollars is invested at annual interest rate r for 1year If the interest is compounded semiannually then the polynomial
1. 7 answers
2. 481 views
find the quotient(-9x^2 + 3x^2- 15x) - (-3x)
1. 1 answer
2. 341 views
P dollars is invested at annual interest rate r for 1year If the interest is compounded semiannually then the polynomial
1. 2 answers
2. 456 views
I have two questions dealing with financial polynomials.$6780 compounding 2.5%interest once a year yields? in interest 5760
1. 1 answer
2. 379 views
Ozark furniture company can obtain at most 3000 board feet of maple lumber for making its classic and modern maple rocking
1. 1 answer
2. 587 views
a line passes through the point (4,1) and has a slope -4 write an equation for this line
1. 3 answers
2. 741 views
graph the line with slope -2/3 passing through (-5, -5)
1. 3 answers
2. 2,641 views
a line passes through the point (-7,-4) and has a slope of 3 write an equation for this line
1. 1 answer
2. 651 views
how do you find -4/5 on a graph?
1. 1 answer
2. 302 views
4x-3y=-6 finding the x and y intercept line based on a equation in standard form
1. 1 answer
2. 400 views
y=3/4x-1 write equation for a line parallel to the given line passing through (4,0)
1. 3 answers
2. 493 views
8(v-8)-2v=-28
1. 1 answer
2. 287 views
0.05(0.3m+35n)-0.8(0.09n-22m)
1. 1 answer
2. 323 views
2w-3+3(w-4)-5(w-6)
1. 3 answers
2. 376 views
-2w-3+3(w-4)-5(w-6)
1. 1 answer
2. 474 views
The sum of four consecutive integers is decreased by 30, the result is the fourth integer. Find the four integers.
1. 1 answer
2. 411 views
A model rocket blasts off from the ground, rising straight upward with a constant acceleration that has a magnitude of 75.5 m/s2
1. 1 answer
2. 5,360 views
A hot-air balloon is rising upward with a constant speed of 4.00 m/s. When the balloon is 4.77 m above the ground, the
1. 1 answer
2. 566 views
You received an email from Carl the operations manager from the California Container division. They produce packaging for cell
1. 1 answer
2. 463 views
A 120m cable TV tower casts a 96m shadow. Find the height of a nearby telephone pole that cast a 16m shadow.
1. 1 answer
2. 523 views
An olympic sprinter can run 100yd in 9.0s. At the same rate, how long would it take the sprinter to run 100m?
1. 2 answers
2. 1,950 views
Use the following table to answer the questions. (Give your answers correct to two decimal places.)x 1 1 3 3 5 5 7 7 9 9 y 3 2 6
1. 3 answers
2. 515 views
Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)Ha: ó1 >
1. 4 answers
2. 1,004 views
The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown
1. 8 answers
2. 578 views
Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)Ha: ó1 >
1. 2 answers
2. 1,140 views
Consider the following ANOVA experiments. (Give your answers correct to two decimal places.)(a) Determine the critical region
1. 3 answers
2. 622 views
Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)Ha: ó1 >
1. 1 answer
2. 425 views
Consider the following ANOVA experiments. (Give your answers correct to two decimal places.)(a) Determine the critical region
1. 0 answers
2. 468 views
Use the following table to answer the questions. (Give your answers correct to two decimal places.)x 1 1 3 3 5 5 7 7 9 9 y 3 2 6
1. 5 answers
2. 843 views
Use the following table to answer the questions. (Give your answers correct to two decimal places.)x 1 1 3 3 5 5 7 7 9 9 y 3 2 6
1. 1 answer
2. 1,007 views
In a survey of families in which both parents work, one of the questions asked was, "Have you refused a job, promotion, or
1. 2 answers
2. 1,479 views
Consider the following ANOVA experiments. (Give your answers correct to two decimal places.)(a) Determine the critical region
1. 0 answers
2. 445 views
The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown
1. 3 answers
2. 1,012 views
Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give
1. 4 answers
2. 556 views
Find the value of t for the difference between two means based on an assumption of normality and this information about two
1. 0 answers
2. 375 views
Find the value of t for the difference between two means based on an assumption of normality and this information about two
1. 3 answers
2. 407 views
Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give
1. 0 answers
2. 380 views
Consider the following ANOVA experiments. (Give your answers correct to two decimal places.)(b) Determine the critical region
1. 0 answers
2. 546 views
Use the following table to answer the questions. (Give your answers correct to two decimal places.)x 1 1 3 3 5 5 7 7 9 9 y 3 2 6
1. 0 answers
2. 687 views
Find the 95% confidence interval for the difference between two means based on this information about two samples. Assume
1. 5 answers
2. 730 views
Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)Ha: ó1 >
1. 0 answers
2. 429 views
Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give
1. 0 answers
2. 386 views
Use the following table to answer the questions. (Give your answers correct to two decimal places.)x 1 1 3 3 5 5 7 7 9 9 y 3 2 6
1. 0 answers
2. 800 views
How do you find the p-value, on a problem like below.The corrosive effects of various soils on coated and uncoated steel pipe
1. 2 answers
2. 512 views
Consider the following ANOVA experiments. (Give your answers correct to two decimal places.)(a) Determine the critical region
1. 0 answers
2. 458 views
Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give
1. 0 answers
2. 381 views
Calculate SP (the sum of products of deviations) for thefollowing scores. Note: Both means are decimal values, so the
1. 1 answer
2. 1,815 views
An independent-measures research study compares three treatment conditions with a sample of n = 10 in each condition. The sample
1. 0 answers
2. 1,358 views
A spinner containing 8 numbers is spun. What is the probability of the event that the spinnerA.) lands on an odd number?
1. 1 answer
2. 656 views
From a set of eight marbles, five red and three white, we choose one at random. What are the odds in favor of choosing a red
1. 1 answer
2. 1,275 views
In a class of seven students, a teacher spins a seven-sectored spinner (with equal-sized sectors) to determine which students to
1. 3 answers
2. 926 views
Explain why using the t statistic may be an appropriate alternative to using a z-score
1. 1 answer
2. 887 views
I need help with this these two problem PLEASE!!!For a population with a mean of μ � 80 and a standard deviation of � � 12,
1. 1 answer
2. 743 views
If the population standard deviation is � � 8, howlarge a sample is necessary to have a standard error that is: a. less than 4
1. 1 answer
2. 432 views
If 15g of NaOh is dissolved in 285 g of water, calculate the following. Assume the density of the solution is 1.06 g/cc.a)
1. 2 answers
2. 890 views
It takes Andy and Ben the same amount of time to eat 1 large piece of chocolate. It takes Charlotte 3 more mins than Andy and
1. 0 answers
2. 511 views
It takes Andy and Ben the same amount of time to eat 1 large piece of chocolate. It takes Charlotte 3 more mins than Andy and
1. 0 answers
2. 458 views
The margin of error is:a. the difference between the point estimate and the true value of the population parameter b. the
1. 0 answers
2. 495 views
a.) At equilibrium, the molar concentrations for reactants and products are found to be [I2] = 0.50 M,[Cl2] = 0.60 M, and [ICl]
1. 1 answer
2. 1,520 views
a volume of 122mL of argon, Ar, is collected at 500 degrees C and 758 torr. what does this sample weigh?
1. 1 answer
2. 536 views
How are we able to determine that jupiter is mostly methane gas and that the surface of the sun is mostly He and H? can anyone
1. 1 answer
2. 438 views
A group medical practice has 40,000 patients. Charts vary in thickness from 1/4 to 1 inch thick. The average of all charts is
1. 2 answers
2. 1,359 views
if the mass of a metal is 127.70 grams, what is number of moles on the metal in the cube?
1. 1 answer
2. 461 views
How do you show a car constant speedHorizontal line or vertical
1. 0 answers
2. 345 views
A rifle is aimed directly at the bull's eye of a target 50m away. If the bullet's speed is 350 m/s, how far below the bull's eye
1. 2 answers
2. 5,572 views
An arrow is shot horizontally from a cliff at 15 m/s land 30 m away. How high is the cliff?
1. 1 answer
2. 747 views
An arrow is shot horizontally from a cliff at 15 m/s land 30 m away. How high is the cliff?
1. 1 answer
2. 2,258 views
A rifle is aimed directly at the bull's eye of a target 50m away. If the bullet speed is 350 m/s, how far below the bull's eye
1. 1 answer
2. 1,064 views
What is construct a 95 percent confidence interval about the sample mean N= 11?
1. 0 answers
2. 336 views
Samuel,a50-year-old psychologist, claims that he is a victim of"revolving door syndrome" What is Samuel's problem?
1. 1 answer
2. 425 views
A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of
1. 0 answers
2. 549 views
A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of
1. 0 answers
2. 613 views
A simple pendulum 1.50 m in length has a 500-g putty ball as an end bob. The pendulum is pulled aside 60° from the vertical and
1. 3 answers
2. 596 views
Find the distance to the horizon @ 32,000 feet.
1. 2 answers
2. 433 views
Which of the following bases is the weakest?(CH3)2NH , Kb = 5.1 x 10–4 ClO–, Kb = 2.9 x 10–7 SO42–, Kb = 8.3 x 10–13
1. 1 answer
2. 1,314 views
Calculate the magnitude of the torque produced by two 25N forces that are 3m apart and in opposite directions
1. 2 answers
2. 478 views
Lake Erie contains about 4.8 x 10^17 grams of fresh water. Assume that the lake has frozen solid and that the ice starts off at
1. 1 answer
2. 542 views
What is the magnitude of buoyant froce acting on a 720 cm^3 toy submarine foating in fresh water? (d water=1 g/cm^3)
1. 1 answer
2. 399 views
A spring and block is set up on frictionless tabletop. The 30N/m spring is compressed 16 centimeters and released. What is the
1. 0 answers
2. 329 views
Lake Erie contains about 4.8 x 10^17 grams of fresh water. Assume that the lake has frozen solid and that the ice starts off at
1. 1 answer
2. 546 views
A cylinder contains 0.1 cubic meters of gas at atmospheric pressure. This gas is allowed to expand until its pressure drops to
1. 1 answer
2. 424 views
Use the first law of thermodynamics to determine the amount of heat change, Q, and whther it was added to or removd from the
1. 1 answer
2. 435 views
A spring and block is set up on frictionless tabletop. The 30N/m spring is compressed 16 centimeters and released. What is the
1. 0 answers
2. 343 views
A cylinder contains 0.1 cubic meters of gas at atmospheric pressure. This gas is allowed to expand until its pressure drops to
1. 0 answers
2. 411 views
A person heats up a can of soup on a stove. If he does 250 joules of work on the soup by stirring it as the burner adds 1675
1. 1 answer
2. 1,221 views
Lake Erie contains about 4.8 x 10^17 grams of fresh water. Assume that the lake has frozen solid and that the ice starts off at
1. 0 answers
2. 648 views
Lake Erie contains about 4.8 x 10^17 grams of fresh water. Assume that the lake has frozen solid and that the ice starts off at
1. 0 answers
2. 533 views
Which of the following statatements is correct?a. Thermos bottles keep food warm by combating heat loss through convection. b. A
1. 1 answer
2. 532 views
Consider this system at equilibrium.A(aq) <-> B(aq) Delta H = +750 kJ/mol .. What can be said about Q and K immediately after an
1. 3 answers
2. 6,246 views
If someone could please be kind enough to see me through this problem?Calculate the value of Kp for the equation C(s) + CO2(g)
1. 5 answers
2. 622 views

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