Conduct a t-test comparing mean weight, height, cholesterol by sex using the highlighted code below.Note: there are three different tests; one for each variable.

proc ttest data=SASHELP.HEART;

class sex;

var weight height cholesterol;

run;

Question:Do the mean weights statistically differ by sex using alpha of 0.05? Name the means of both groups and describe the finding in one sentence.

Answer:

Question:Do the mean heights statistically differ by sex using alpha of 0.05? Name the means of both groups and describe the finding in one sentence.

Answer:

Question:Do the mean cholesterol statistically differ by sex using alpha of 0.05? Name the means of both groups and describe the finding in one sentence.

Answer: