statistics

B. A sample of size n=10 is drawn from a population. The data is shown below. 66. 66 B5. 35. 35. 2 2 2 2 44. 52. 62. 72. 57. 2 3 2' 1 1 What is the range of this data set? range = What is the standard deviation of this data set? (Remember, it is a sample.) Please report the answer with appropriate rounding, reporting 2 more decimal places than the original data. Please, please, please do not calculate the value by hand. stde'n.r = 9 If the distribution of weight of newborn babies in Maryland is normally distributed with a mean of 3.31 kilograms and a standard deviation of 0.52 kilograms, find the weights that correspond to the following z-scores. Round your answers to the nearest tenth, if necessary. (a) z = -1.7 kilograms {b} I = 2.68 kilograms