STAT 302 Midterm: STAT 302 UW Madison Midterm3 sol
Document Summary
Larget, spring 2014: 5 parts, 6 points each, 30 points total. Michigan (grades 4 to 6) were asked whether grades, sports, or popularity was most important to them. The results are shown in the following table. 91 (a) the table shows the proportion of boys that select each of grades, sports, and popularity as most important. Complete the table for girls by writing proportions rounded to three digits. Solution: divide 130, 30, and 91 by their sum 251 to nd values for the second row of numbers. Write null and alternative hypotheses about the proportions of middle school boys and girls in michigan whom would select each of these three items as most important to them when asked to select one of the three. Solution: the null hypothesis is that there is no di erence between the sexes in population proportions of students that select each of these three items as most important.
