The following is a set of data from a sample of n=5. 177 170 157 178 180 b. Compute the range, variance, standard deviation, and coefficient of variation. c. Compute the Z scores. Are there any outliers? d. Describe the shape of the data set. ... a. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round. Use a comma to separate answers as needed) a. Compute the mean, median, and mode. O A. 172.4 OB. 177 OC. 23 OD. 88.3 b. Compute the range O A. The median is (Type an integer or a decimal. Do not round. Use a comma to separate answers as needed) O B. There is no solution. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The mode is (Type an integer or a decimal. Do not round. Use a comma to separate answers as needed) OB. There is no solution. b. The range is . (Type an integer or a decimal. Do not round.) The variance is (Type an integer or decimal rounded to two decimal places as needed.) The standard deviation is (Type an integer or decimal rounded to two decimal places as needed.) The coefficient of variation is (Type an integer or decimal rounded to two decimal places as needed.) % d. What is the shape of the data set? O Positive (right-skewed) O Negative (left-skewed) O Symmetrical