Question

A recent study focused on the number of times men and women send Twitter messages in a day. The sample information is summarized here: Sample Size Sample Mean Population Standard Deviation Men Women At the 0.01 significance level, we ask if there is a difference in the mean number of times men and women send a Twitter message in a day. What is the test statistic for this hypothesis? a) z-statistic b) t-statistic c) p-statistic d) df-statistic A recent study focused on the number of times men and women send Twitter messages in a day. The information is summarized here: Sample Size Sample Mean Population Standard Deviation Men Women At the 0.01 significance level, we ask if there is 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 this hypothesis test? a) 2.668 b) 8.2 c) 2.672 d) 0.258 e) 0.240

          A recent study focused on the number of times men and women send Twitter messages in a day. The sample information is summarized here:

Sample Size    Sample Mean    Population Standard Deviation
Men            Women

At the 0.01 significance level, we ask if there is a difference in the mean number of times men and women send a Twitter message in a day. What is the test statistic for this hypothesis?

a) z-statistic
b) t-statistic
c) p-statistic
d) df-statistic

A recent study focused on the number of times men and women send Twitter messages in a day. The information is summarized here:

Sample Size    Sample Mean    Population Standard Deviation
Men            Women

At the 0.01 significance level, we ask if there is 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 this hypothesis test?

a) 2.668
b) 8.2
c) 2.672
d) 0.258
e) 0.240

Added by Brian R.

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