Question: Hello this is a 3 part problem, and I need help with all three. But I have to do it 1 by 1. Refer to

Hello this is a 3 part problem, and I need help with all three. But I have to do it 1 by 1.

Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts(a) through(c) below.

TInterval

(13.046,22.15)

x=17.598

Sx=16.01712719

n=50

a. What is the number of degrees of freedom that should be used for finding the critical

t/2?

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