Samples of three types of fish (rainbow trout, largescale sucker, and mountain whitefish) taken from the Spokane River were tested for lead content in milligrams per kilogram.
a. Use software to report means and standard deviations of lead content for the three types of fish, noting which type has the highest sample mean and which has the highest sample standard deviation.
b. Explain why an F procedure would not be appropriate for this data set.