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In: Statistics and Probability

Match each scenario with the SINGLE MOST appropriate test. Each answer choice may be used once,...

Match each scenario with the SINGLE MOST appropriate test. Each answer choice may be used once, more than once, or not at all. Assume all data collection is by random sampling unless the question suggests otherwise.

      -       A.       B.       C.       D.       E.   

In the US, what is the mean number of hours passengers spend at an airport while waiting for their flights to take off?
      -       A.       B.       C.       D.       E.   

Is there evidence that the mean of the differences between the weight of a person, before and after following a low carb diet for three months, is greater than five pounds?
      -       A.       B.       C.       D.       E.   

Is the mean number of hours an adult watches TV on election day in the US greater than the mean number of hours an adult watches TV on election day in Germany?
      -       A.       B.       C.       D.       E.   

A researcher gathered data on the number of hours of sleep for samples of orangutans, chimpanzees and baboons. Is there evidence that the populations’ mean number of hours of sleep are not the same?
      -       A.       B.       C.       D.       E.   

Is the mean number of people per apartment in Building 1 larger than the mean number of people per apartment in Building 2? The manager of those two buildings has access to data from all apartments.
      -       A.       B.       C.       D.       E.   

What is the mean number of newspapers sold daily in newsstands in the US? A simple random sample of 200 newsstands across the US was selected to answer the question.
      -       A.       B.       C.       D.       E.   

What is the average height of the fifteen trees that were planted last year on Main street?
A.

No Inference Methods Needed
B.

Two-Sample Comparison of Means Confidence Interval or Significance Test
C.

One-Way ANOVA
D.

One-Sample Mean Confidence Interval or Significance Test
E.

Matched Pairs Confidence Interval or Significance Test

Solutions

Expert Solution

1) In the US, what is the mean number of hours passengers spend at an airport while waiting for their flights to take off? :

D.

One-Sample Mean Confidence Interval or Significance Test

2) Is there evidence that the mean of the differences between the weight of a person, before and after following a low carb diet for three months, is greater than five pounds?

E.

Matched Pairs Confidence Interval or Significance Test

3)

s the mean number of hours an adult watches TV on election day in the US greater than the mean number of hours an adult watches TV on election day in Germany?

B.

Two-Sample Comparison of Means Confidence Interval or Significance Test

4)A researcher gathered data on the number of hours of sleep for samples of orangutans, chimpanzees and baboons. Is there evidence that the populations’ mean number of hours of sleep are not the same?

C.

One-Way ANOVA

5)s the mean number of people per apartment in Building 1 larger than the mean number of people per apartment in Building 2? The manager of those two buildings has access to data from all apartments

A.

No Inference Methods Needed

6()

What is the mean number of newspapers sold daily in newsstands in the US? A simple random sample of 200 newsstands across the US was selected to answer the question.

D.

One-Sample Mean Confidence Interval or Significance Test

7)

What is the average height of the fifteen trees that were planted last year on Main street?

A.

No Inference Methods Needed

orchestra answered 2 years ago
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