Age distribution: The ages of residents of a small town are given in the following frequency distribution. Approximate the mean age. Round your answer to one decimal place.
Class
0-9
10-19
Frequency
282
205
218
20-29
30-39
254
40-49
174
50-59
92
60-69
20
70-79
21
80-89
11
90-99
5

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation:

what are you trying to solve here

step-by-step explanation:

answer: what is the question you're trying to ask?

step-by-step explanation: