Question

WILL GIVE YOU 85 POINTS IF YOU ANSWER THIS QUESTION ASAP

the accompanying table shows the number of math problems completed correctly by students on a recent test. what is the average number of problems completed correctly by all students?

Answer 1

17.4

Explanation:

20+2(19)+5(18)+8(17)+4(16)=348 and then divide by the amount of students or the frequencies which is 20 so 348/20 = 17.4

Answer 2

B) 69.6

Explanation: