Posted by **tim** on Sunday, February 26, 2012 at 9:19pm.

. Each week during the first half of the semester, a sample of 50 students was polled to

determine how many of them had their homework done before class. The following arc

the results of the weekly polls:

Week # # of students with homework done

1 1

2 8

3 12

4 14

5 22

6 30

7 25

8 8

a. Calculate the median.

b. Calculate the standard deviation.

## Answer This Question

## Related Questions

- geometry - A Science instrutor assigns his student one second of home work..the ...
- MATH - A Science instrutor assigns his student one second of home work..the ...
- MATH - A Science instrutor assigns his student one second of home work..the ...
- algebra - A Science instrutor assigns his student one second of home work..the ...
- Physics - Consider a radioactive sample with a half-life of one week. How much ...
- Stats - students reported studying an average of 9.92 hours a week, with a ...
- Math - Over a four-week period, Gail earned the following commissions? Week 1 $...
- economics - Each week, Bill, Mary and Jane select the quantity of two goods, x1 ...
- Algebra - Michael's total weekly pay includes a base salary plus certain percent...
- Algebra - H. If you are paid a weekly base salary of $200 plus an hourly wage of...

More Related Questions