Choose the best choice for the question below.
20. Which sentence is written correctly?
A. The book or the pen are in the drawer.
B. She and her friend is going to the mall.
C. Mary and her brother wishes that they could go.
D. My father or my mother is giving us a ride to
school.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Guys i really need or i have to stay late up night