The following distribution gives the numbers of hours of overtime during one month
for UNIMAS employees.
Overtime 0 1 2 3 4 5 6 7 8 9 10
Employee 10 2 4 2 6 4 2 4 6 2 8
a. Find the mean.
b. Find the mode.
c. Find the variance.
d. Find the standard deviation.
e. Determine the coefficient of variation.
2. The following distribution gives the numbers of books read by selected FRST students
in a particular month.
Book 0 1 2 3 4 5 6 7 8 9 10
Student 1 9 10 8 6 5 4 3 2 1 1
a. Find the mean.
b. Find the mode.
c. Find the variance.
d. Find the standard deviation.
e. Determine the coefficient of variation.
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