Use simple linear regression methodology to obtain a prediction equation for interval from duration. Summarize your results in a way that might be useful for the nontechnical personnel who staff the...

Use simple linear regression methodology to obtain a prediction equation for interval from duration. Summarize your results in a way that might be useful for the nontechnical personnel who staff the Old Faithful Visitor’s Center.

An individual has just arrived at the end of an eruption that lasted 250 seconds. Give a 95% confidence interval for the time the individual will have to wait for the next eruption.

Estimate the 0.90 quantile of the conditional distribution of

assuming that the population is normally distributed.