1. Find the mean and standard deviation of the sample of housefly wig lengths ?
2. List the data values that are within 2 standard deviations of the mean. Justify your answer ?
3. What percentage of the data values are within 2 standard deviations of the mean ?
4. Is this consistent with the empirical rule ? Explain ?

1 Find the mean and standard deviation of the sample of housefly wig lengths 2 List the data values that are within 2 standard deviations of the mean Justify yo class=