4 Find each value requested for the distribution in the foll

#4

Find each value requested for the distribution in the following table.

Solution

Consider:

a)

According to the table,

n = Sum(f) = 14 [ANSWER]

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b)

According to the table,

Sum(x) = 15 [ANSWER]

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c)

According to the table,

Sum(x^2) = 55 [ANSWER]

	x	f	x^2
	5	1	25
	4	2	16
	3	3	9
	2	5	4
	1	3	1
Total	15	14	55