Problem

Connector Rods A producer of machine parts claimed that the diameters of the connect...

Connector Rods A producer of machine parts claimed that the diameters of the connector rods produced by his plant had a variance of at most .03 , respectively.

a. Is there sufficient evidence to reject his claim at the α = .05 level of significance?

b. Find a 95% confidence interval for the variance of the rod diameters.

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Solutions For Problems in Chapter 10

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