2) Using the following distribution, answer the questions below: Ages frequency 20-25 9 26-31 7 32-37 3 38-43 11 44-49 10 50-55 8 a) What is the lower limit of the third class? b) What is the midpoint or class mark of the fifth class? c) What is the upper boundary of the second class? d) What is the cumulative frequency of the fourth class? e) What is the relative frequency of the sixth class? f) What percentage of people are between 44 and 49 years old? g) What percentage of people are up to 43 years old? h) What is the absolute frequency of the fifth class?
2) Using the following distribution, answer the questions below:
Ages frequency
20-25 9
26-31 7
32-37 3
38-43 11
44-49 10
50-55 8
a) What is the lower limit of the third class?
b) What is the midpoint or class mark of the fifth class?
c) What is the upper boundary of the second class?
d) What is the cumulative frequency of the fourth class?
e) What is the relative frequency of the sixth class?
f) What percentage of people are between 44 and 49 years old?
g) What percentage of people are up to 43 years old?
h) What is the absolute frequency of the fifth class?
i) What is the upper limit of the third class?
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