37 |
49 |
27 |
49 |
42 |
26 |
33 |
46 |
40 |
29 |
23 |
24 |
29 |
31 |
36 |
22 |
27 |
38 |
26 |
42 |
39 |
34 |
23 |
21 |
32 |
41 |
46 |
31 |
33 |
29 |
28 |
43 |
47 |
40 |
34 |
44 |
38 |
34 |
49 |
45 |
27 |
25 |
33 |
39 |
40 |
(a)Form a frequency distribution of the data using the intervals: 21 - 25, 26 - 30, 31 - 35, etc.
(b)Draw the histogram of the distribution.
(c)Use your histogram to estimate the mode.
(d)Calculate the mean age