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A college student is interested in whether there is a difference between male and female students in the amount of time spent studying each week. The student gathers information from a random sample of male and female students on campus. Amount of time spent studying is normally distributed. The data follow. Males Females 27 25 25 29 19 18 10 23 16 20 22 15 14 19
a. What statistical test should be used to analyze these data?
b. Identify H0 and Ha for this study.
c. Conduct the appropriate analysis.
d. Should H0 be rejected? What should the researcher conclude?
e. If significant, compute the effect size and interpret. f. If significant, draw a graph representing the data.
A student is interested in whether students who study with music playing devote as much attention to their studies as do students who study under quiet conditions.
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