researcher randomly sampled 30 graduates of a major university’s MBA program and recorded data concerning their starting salaries. Of primary interest to the researcher was the effect of gender on the starting salary. The mean salary of 18
A researcher randomly sampled 30 graduates of a
major university’s MBA program and recorded data
concerning their starting salaries. Of primary interest to
the researcher was the effect of gender on the starting
salary. The mean salary of 18 females were $48266.7
with a standard deviation of $135.78 and the mean
salary of 12 males were $55000 with a standard
deviation of $117.41.
a) Estimate the difference between the average starting
salaries of females and males.
b) Estimate the difference between the average starting
salaries of females and males with 95% confidence
level.
c) Test whether there is a difference between avegare
sales of females and males at 0.01 significance level.
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