At the 01 significance level is there a difference in the

Reference no: EM13644771

A recent study focused on the number of times men and women send a twitter message in a day. the information is summarized below

	Sample Size	Sample Mean	Pop Standard Deviation
Men	25	20	5
Women	30	30	10

At the .01 Significance level, is there a difference in the mean number of times men and women send a twitter message in a day? What is the value of the test statistic for the bypothesis test?

A. 2.668

B. 2.672

C. 2.58

D. 2.40

Reference no: EM13644771

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