5. Lets sample 20 values from group 1 (N (10.0, 2.5 2 )) and 20 values for group 2 (N (12.0, 2.5 2 )). a. Estimate the sample mean difference and the standard error of the mean difference b. Now calculate a t-score for a difference value of 0.0 (i.e., µ1 − µ2 = 0) c. Interpret the t-score

5. Lets sample 20 values from group 1 (N (10.0, 2.5 2 )) and 20 values for group 2 (N (12.0, 2.5 2 )). a. Estimate the sample mean difference and the standard error of the mean difference b. Now calculate a t-score for a difference value of 0.0 (i.e., µ1 − µ2 = 0) c. Interpret the t-score

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 13PPS

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Question

5. Lets sample 20 values from group 1 (N (10.0, 2.5
2
)) and 20 values for group 2 (N (12.0, 2.5
2
)).
a. Estimate the sample mean difference and the standard error of the mean difference
b. Now calculate a t-score for a difference value of 0.0 (i.e., µ1 − µ2 = 0)
c. Interpret the t-score

Expert Solution