I have the following data and need to find the average proportion and variance of individuals who have to leave for health care. Proportions Leaving for Health Care #in each XXXXXXXXXX XXXXXXXXXX15

I have the following data and need to find the average proportion and variance of individu
als who have to leave for health care.
Proportions Leaving for Health Care #in each
20-23 61
24-27 310
28-31 152
32-35 39
36-39 15
Ans:

Here we need to find out the class midpoints for each class. Class midpoints are nothing but the average
of upper bound and...