Consider the following hypothesis test. Ho 120 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 113.6 T2 = 10.1 81 = 5.2 82 = 8.5 a. What is the value of the test statistic (to 2 decimals)? 2.23 b. What is the degrees of freedom for the t distribution (round the answer to the previous whole number)? 65
Consider the following hypothesis test. Ho 120 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 113.6 T2 = 10.1 81 = 5.2 82 = 8.5 a. What is the value of the test statistic (to 2 decimals)? 2.23 b. What is the degrees of freedom for the t distribution (round the answer to the previous whole number)? 65
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Transcribed Image Text:Consider the following hypothesis test.
Ho 120
The following results are from independent samples taken from two populations.
Sample 1
Sample 2
n1 = 35
n2 = 40
113.6
T2
= 10.1
81 = 5.2
82 = 8.5
a. What is the value of the test statistic (to 2 decimals)?
2.23
b. What is the degrees of freedom for the t distribution (round the answer to the previous whole number)?
65
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