Divide your class into pairs. The student whose first name comes first alphabetically should flip a quarter 8 times and count the number of heads. The other student should flip a penny 8 times and count the number of heads. Let the subscript 1 refer to the student who flips the quarter and the subscript 2 refer to the student who flips the penny. If you don't have a quarter or want to flip more quickly, sign into www.statcrunch.com using your Pearson MyLab ID. Click on OpenStatCrunch When you see the spreadsheet, find Applets at the upper left and pull down to Experiment and select Flip Coin. Click on Flip Coin eight times and count the number of heads.

a. Compute ??1 ? ??2

b. Place a dot on the number line below for your value of ?? # ? ?? %. Then add the dots for the other pairs of students in the class.

c. In the long run, where do you think the sampling distribution will be centered? Why?

1. Divide your class into pairs. The student whose rst name comes first alphabetically should flip a quarter 8 times and count the number of heads. The other student should flip a penny 8 times and count the number of heads. Let the subscript 1 refer to the student who flips the quarter and the subscript 2 refer to the student who flips the penny. If you don't have a quarter or want to flip more quickly, sign into wwwstatcrunchcom using your Pearson MyLab ID. Click on OpenStatCrunch When you see the spreadsheet, find Applets at the upper left and pull down to Experiment and select Flip Coin. Click on Flip Coin eight times and count the number of heads. a. Compute p31 132. 6-14-20 AW 1 b. Place a dot on the number line below for your value of 361 :52. Then add the dots for the other pairs of students in the class. c. In the long run, where do you think the sampling distribution will be centered? Why