1.An Economist was interested in sex differences in the number of books a person reads (see file:Number of Books). Two random samples were taken, one of men and the other, and the numberof books read during the last month was recorded. Is there a difference with respect to thenumber of books read by females and males?
2.An Economist was interested in sex differences in the sociability of teenagers (see file: Numberof Good Friends). Using the number of good friends as a measure, he compared the sociabilityof eight female and seven male teenagers. Is there a difference in the average with respect tosociability between teenage females and males?
3.An Economist was interested in comparing obesity levels among the 52 US states (see file:obesity).Compute:
a. The mean, standard deviation, minimum and maximum of the two variables and interpret theresults.
b. Find the correlation coefficient and interpret your finding.
c. is there a difference between the average obesity over the two years. What can you conclude?
d. is there a difference between the obesity variance over the two years. What can you conclude?

Please interpret the answers in a word document if possible.