# Question: A random sample of eight homes in a particular suburb

A random sample of eight homes in a particular suburb had the following selling prices (in thousands of dollars):

192 183 312 227 309 396 402 390

a. Check for evidence of nonnormality.

b. Find a point estimate of the population mean that is unbiased and efficient.

c. Use an unbiased estimation procedure to find a point estimate of the variance of the sample mean.

d. Use an unbiased estimator to estimate the proportion of homes in this suburb selling for less than $250,000.

192 183 312 227 309 396 402 390

a. Check for evidence of nonnormality.

b. Find a point estimate of the population mean that is unbiased and efficient.

c. Use an unbiased estimation procedure to find a point estimate of the variance of the sample mean.

d. Use an unbiased estimator to estimate the proportion of homes in this suburb selling for less than $250,000.

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