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Questions (79)

From the following scenarios, choose which will likely have a positive correlation. Select all that apply.A) The number of
1. 1 answer
2. 58 views
The average temperature in a certain city has a statistically significant correlation to the monthly precipitation, measured
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2. 49 views
Given that the linear relationship between x and y is statistically significant, find the linear regression line in the form f =
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2. 44 views
From the following scenarios, choose which will likely have no correlation. Select all that apply.A) The number of books an
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2. 38 views
The Pearson correlation coefficient for a relationship between two variables from a data sample of n = 11 was found to be r ~ -
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2. 70 views
From the following scenarios, choose which will likely have a negative correlation. Select all that apply.A) The number of
1. 1 answer
2. 39 views
Given that the linear relationship between x and y is statistically significant, find the linear regression line in the form f =
1. 1 answer
2. 54 views
The average temperature in a certain city has a statistically significant correlation to the monthly precipitation, measured
1. 1 answer
2. 41 views
The Pearson correlation coefficient for a relationship between two variables from a data sample of n = 4 was found to be r ~ -
1. 1 answer
2. 62 views
From the following scenarios, choose which will likely have a positive correlation.A) The number of minutes spent on social
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2. 38 views
Suppose that diameters of a new species of apple have a bell-shaped distribution with a mean of 7.19 cm and a standard deviation
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2. 53 views
A water bottling facility has a mean bottling rate of 34.1 thousand bottles per hour with a standard deviation of 2.13 thousand
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2. 53 views
A water bottling facility has a mean bottling rate of 34.1 thousand bottles per hour with a standard deviation of 2.13 thousand
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2. 46 views
You want to know the percentage of financial services companies that earned revenue less than 68 million or more than 112
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2. 65 views
Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with a mean of
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2. 58 views
You want to know the percentage of utility companies that earned revenue greater than 94 million dollars. If the mean revenue
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2. 43 views
Last year, the revenue for medical equipment companies had a mean of 90 million dollars with a standard deviation of 19 million.
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2. 58 views
Suppose that shoe sizes of American women have a bell-shaped distribution with a mean of 8.11 and a standard deviation of 1.46.
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2. 52 views
Last year, the revenue for medical equipment companies had a mean of 70 million dollars with a standard deviation of 13 million.
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2. 50 views
You want to know the percentage of medical equipment companies that earned revenue greater than 54 million dollars. If the mean
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2. 57 views
You want to know the percentage of utility companies that earned revenue greater than 95 million dollars. If the mean revenue
1. 1 answer
2. 41 views
Last year, the revenue for utility companies had a mean of 60 million dollars with a standard deviation of 17 million. Find the
1. 1 answer
2. 50 views
A water bottling facility has a mean bottling rate of 32.4 thousand bottles per hour with a standard deviation of 1.84 thousand
1. 1 answer
2. 63 views
Calculate the five-number summary of the given data. 16, 14, 3, 11, 20, 22, 6, 13, 18, 9, 19, 7, 23, 21Enter your answers in
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2. 30 views
Find the mean of the following data set. Assume the data set is a sample. Round your answer to the nearest hundredth, if
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2. 44 views
Find the median of the following data set. Assume the data set is a sample. 49, 34, 36, 29, 47, 30, 42, 43, 36, 41, 38, 37
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2. 44 views
Which of the following is NOT a characteristic of the normal distribution?A) It is bell-shaped and symmetrical. B) The total
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2. 75 views
Match the following words with the correct definition.1) The sum of all of the data values divided by the number of data points.
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2. 72 views
Which of the following statements is true?A) Ideally, graphs should be able to stand alone without the need for additional
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2. 43 views
Identify the population, the sample, and any population parameters or sample statistics in the given scenario.67% of all
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2. 57 views
Identify the population being studied.The number of times 15 out of 30 students on your floor order take-out in a week. A) The
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2. 39 views
Identify the population, the sample, and any population parameters or sample statistics in the given scenario.In the 1960s, a
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2. 60 views
Four scenarios of statistical studies are given below. Decide which study uses a population parameter.A) The average finish time
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2. 50 views
Identify the sampling technique used in the given scenario.A soda bottling company will test a random sample of 100 bottles on
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2. 66 views
Identify the sample chosen for the study.The price of homes of a sample of 29 employees at the local news network. A) The 29
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2. 38 views
Consider an experiment designed to determine the effectiveness of a new medicated skin cream, M-Cream, by tracking skin
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2. 48 views
Identify the population in the given scenario.A statistics seminar of 350 students is broken down into smaller sections with a
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2. 40 views
Select any of the following scenarios where data should be collected through an observational study and not an experiment.A)
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2. 53 views
In American roulette, the wheel contains the numbers 1 through 36, alternating between black and red. There are two green spaces
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2. 63 views
In American roulette, the wheel contains the numbers 1 through 36, alternating between black and red. There are two green spaces
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2. 57 views
Suppose that you and a friend are playing cards and decide to make a bet. If you draw three fives in succession from a standard
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2. 82 views
You need to borrow money for gas, so you ask your mother and your sister. You can only borrow money from one of them. Before
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2. 59 views
Suppose that you and a friend are playing cards and decide to make a bet. If you draw three face cards, where a face card is a
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2. 62 views
According to the presentation, research on father-daughter relationships generally shows thatA) it is harder for daughters than
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2. 80 views
In order to test whether the conflict management class is effective, the researcher asks the participant to report "weekly
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2. 44 views
Which of the following shows the concept of boundaries in Family System TheoryA) In Joe's family, father can criticize others,
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2. 78 views
A tin of nuts contains 11 cashews, 25 pecans, 20 peanuts, and 16 pistachios. Find the probability of reaching in and selecting a
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2. 59 views
A bag of 13 marbles contains 4 marbles with red on them, 6 with blue on them, 7 with green on them, and 4 with red and green on
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2. 63 views
Select all of the situations that contain independent events.Select all that apply. A) Drawing an ace and then drawing a spade
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2. 51 views
Identify which situation involves mutually exclusive events.A) Let Event A consist of selecting a male person and Event B
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2. 62 views
Two dice are rolled. What is the probability that the sum of the numbers rolled is either 2 or 10? Express your answer as a
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2. 59 views
A tin of nuts contains 23 cashews, 20 pecans, 13 peanuts, and 10 pistachios. Find the probability of reaching in and selecting a
1. 1 answer
2. 59 views
Suppose that the probability of randomly selecting a cookie with chocolate chips out of a variety tin is 0.44 and the
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2. 49 views
Three cards are drawn with replacement from a standard deck of 52 cards. Find the the probability that the first card will be a
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2. 76 views
A box of jerseys for a pick-up game of basketball contains 10 extra-large jerseys, 7 large jerseys, and 5 medium jerseys. If you
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2. 72 views
Let E be the event where the sum of two rolled dice is divisible by 5. List the outcomes in E^c.
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2. 41 views
Consider a football team with a 15-game schedule. Each game ends with a win (W), a loss (L), or a tie (T). Once the schedule is
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2. 40 views
Felicia is deciding on her schedule for next semester. She must take each of the following classes: English 102, Spanish 102,
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2. 67 views
When planning a date night, you have a choice of 3 types of restaurants: pizza (P), barbeque (B), or sea food (S); a choice of 2
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2. 52 views
Suppose you receive a bouqyet of flowers that contains 9 red roses, 4 white daisies, 14 yellow roses, and 13 red tulips. If you
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2. 57 views
Which of the following statements is an example of classical probability?A) Jimmy spends 3 days catching a total of 12 fish each
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2. 54 views
Which of the following statements is an example of experimental probability?A) Camila is wondering how likely it is that the
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2. 43 views
A recent survey showed that 71 full-time employees out of a sample of 500 did not use all of their vacation days last year.
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2. 58 views
An experiment is performed where a 4-color spinner is spun and then a 3-color spinner is spun. The possible outcomes for each
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2. 54 views
Noel purchases a house and gets a 15-year mortgage for $155,000 at 4.75 % APR. In addition to the monthly payment, the lender
1. 1 answer
2. 68 views
Michelle bought a new car for $37,000. She paid a 10% down payment and financed the remaining balance for 48 months with an APR
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2. 52 views
Brad decides to purchase a $265,000 house. He wants to finance the entire balance. He has received an APR of 3.8% for a 30 year
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2. 53 views
Rachel is purchasing a new camera that costs $1400. Rachel uses a credit card that has an APR of 18.11 % . How much will she pay
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2. 52 views
Noel purchases a house and gets a 15-year mortgage for $235,000 at 4% APR. In addition to the monthly payment, the lender
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2. 53 views
In example 6.2.4, and employee is able to contribute $123.25 to a 100% employer-matched 401(k), which is invested at an average
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2. 74 views
In Example 6.2.3, Donovan started placing $75 per month into an annuity savings plan that earned 1.5% APR compounded Monthly.
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2. 114 views
Suppose that $13,000 is deposited for five years at 5% APR. Calculate the interest earned if interest is compounded
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2. 48 views
Suppose an investment earns 2.9% interest compounded continuously. Find the future value of a $2400 investment after 20 years.
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2. 55 views
Suppose your salary in 2013 is $55,000. If the annual inflation rate is 2%, what salary do you need to make in 2021 in order for
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2. 50 views
An online lending company is offering simple interest personal loans based on consumer credit scores. With your credit score,
1. 1 answer
2. 73 views
Milo is purchasing a new refrigerator for $1500 using an in-store offer. The store is offering a 90 days same-as-cash loan. This
1. 1 answer
2. 35 views
Suppose an investment earns 5.1 % interest compounded continuously. How long will it take an investment of $2000 to be worth
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2. 66 views
An online lending company is offering simple interest personal loans based on consumer credit scores. With your credit score,
1. 1 answer
2. 73 views
Suppose an investment earns 3.5% interest compounded continuously. You were asked to find the future value of a $4900 investment
1. 1 answer
2. 47 views

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