Question

7. The ages (in years) of the 40 teachers in a
school are listed here. 27, 35, 26, 33, 24, 43,
34, 20, 47, 56, 42, 49, 57, 34, 54, 29, 39, 50,
21, 37, 58, 30, 28, 26, 20, 34, 33, 27, 41, 59,
47, 62, 52, 29, 30, 25, 37, 29, 44,22
a) Make a grouped frequency distribution
table using class intervals 20-30,
30-40, 40-50, 50–60 and so on.
b) Which class interval do most of the
teachers belong to?
c) How many teachers are less than 40
years of age?
d) Construct a histogram for the data.




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Answer 1

Answer:

25 teacher

Step-by-step explanation:

How many teachers are less than 40

years of age?