Given two dependent random samples with the following results: Population 1 27 22 37 27 35 47 36 Population 2 32 46 20 38 49 Use this data to find the 98 % confidence interval for the true difference between the population means. Let d = (Population 1 entry)-(Population 2 entry) . Assume that both populations are normally distributed. 24 30

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Step 1 of 4:

Find the mean of the paired differences, x‾d. Round your answer to one decimal place

Step 2 of 4:

Find the critical value that should be used in constructing the confidence interval. Round your answer to three decimal places.

Step 3 of 4:

Find the standard deviation of the paired differences to be used in constructing the confidence interval. Round your answer to one decimal place.

Step 4 of 4:

Construct the 98% confidence interval. Round your answers to one decimal place.

Given two dependent random samples with the following results:
Population 1
27
22
37
27
35
47
36
Population 2
32
30
46 20
24
38
49
Use this data to find the 98 % confidence interval for the true difference between the population means.
Let d = (Population 1 entry)-(Population 2 entry) . Assume that both populations are normally distributed.
Transcribed Image Text:Given two dependent random samples with the following results: Population 1 27 22 37 27 35 47 36 Population 2 32 30 46 20 24 38 49 Use this data to find the 98 % confidence interval for the true difference between the population means. Let d = (Population 1 entry)-(Population 2 entry) . Assume that both populations are normally distributed.
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