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Hypothesis testing for difference between two population means.

Two independent samples were taken from two populations with the following results:

Sample 1

Sample 2

Sample size = 48

Sample size = 39

Mean = 15

Mean = 11

Population standard deviation = 1.8

Population standard deviation = 2.9

For the hypothesis test:
H0 : μ1 - μ2 ≤ 1
H0 : μ1 - μ2 > 1
a. What is the standard error of the difference between means?
b. What is the value of test statistic?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922715

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