iz Tools 0% Question 7 5 pts apse In 1998 the average income for middle class...

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iz Tools 0% Question 7 5 pts apse In 1998 the average income for middle class families in the US was! $37,100 with a sample s

Answer 1

Answer #1

Ang M = 37100, V = 36670, 8= 6362, N=1225 Population Variance is unknown. Since, population variance is not known. Hence, the

Answer 2

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