Pulse Rates of Females Use the frequency distribution from Exercise 22 in Section 2-2 to construct a histogram. Does the histogram appear to depict data that have a normal distribution? Why or why not?
Answer :
Step 1 of 1 :
Given , the pulse rates (beats per minute) of females.
The class width is 10
Class |
frequency |
50-60 |
2 |
60-70 |
7 |
70-80 |
19 |
80-90 |
7 |
90-100 |
4 |
100-110 |
1 |
From Excel
> enter the data in excel sheet
> select the dada
> go to insert
> select histogram
Yes, the given data is normally distributed. Because from the graph is roughly bell shaped.