Consider the following data set:

a. Construct a frequency distribution using classes of 3 up to 5,5 up to 7, etc.

b. Construct relative frequency, cumulative frequency, and cumulative relative frequency distributions.

c. How many of the observations are at least 7 but less than 9? How many of the observations are less than 9?

d. What percent of the observations are at least 7 but less than 9? What percent of the observations are less than 9?

e. Graph a relative frequency histogram.

f. Graph an ogive. R-69

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