Question

7. The mean of the following distribution is 78. Evaluate the missing frequencies corresponding to
the classes 80-90 and 90-100
CI
50-60 60-70 | 70-80 80-90
90-100 Total
freq 8
6
12
4x -1 2y + 3 50​

Answer 1

Answer:

7AM the same way that the president has been to you and your wife is a good time with cars that the new Yorker and you like