Refer to the accompanying data set and use the 25 home voltage measurements to construct a frequency distribution with five classes. Begin with a lower class limit of 124.4

volts, and use a class width of 0.2 volt. Does the result appear to have a normal distribution? Why or why not?

Day Home Volts Voltage Frequency

1 124.6 124.4-? ?

2 125.1 ?-? ?

3 124.8 ?-? ?

4 125.0 ?-? ?

5 125.2 ?-? ?

6 124.4

7 124.8

8 124.7

9 124.9

10 125.0

11 124.9

12 124.6

13 124.8

14 124.9

15 125.0

16 124.9

17 124.6

18 124.6

19 124.9

20 125.2

21 125.0

22 124.9

23 124.7

24 124.7

25 124.8