Given below are the sodium contents (in mg) for seven brands of hot dogs rated as very

Given below are the sodium contents (in mg) for seven brands of hot dogs rated as €œvery good€ by Consumer Reports (www.consumerreports.org):

a. Use the given data to produce a point estimate of m, the true mean sodium content for hot dogs.
b. Use the given data to produce a point estimate of s2, the variance of sodium content for hot dogs.
c. Use the given data to produce an estimate of s, the standard deviation of sodium content. Is the statistic you used to produce your estimate unbiased?

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