eBook Many families in California are using backyard structures for home offices, art studios and hobby areas as well as for additional storage. Suppose that the mean price for a e customized wooden, shingled backyard structure is $3000 Assume that the standard deviation is $1200. a. What is the z-score for a backyard structure costing $2200 (to 2 decimals)? If your answer is negative, enter minus () sign. -0.67 b. What is the z-score for a backyard structure costing $4600 (to 2 decimals)? 1.5 c. Interpret the z-scores in parts (a) and (b). Comment on whether either should be considered an outlier $2200 is standard deviations below the mean. $4600 s the mean Neither is an outlie 2d. If the cost for a backyard shed-office combination built in Albany, California, is $13,000, should this structure be considered an outlier? Explain. 3. $13,000 is (to 2 decimals) stndard deiatonsov the mean. This cost an outlier. Partially Correct