Statistics_for_Business_and_Economics_Homework Set 2 solutions

HOMEWORK SET # 2 Due Date: Sept 15, 2020 Name ____________________________ RUID ____________________ Solution 1.- Write any 5 numbers whose mean is 5: We need Sum = 25 then the mean 25/5 = 5 for example -5, 0, 6, 10, 14 2.- Write any 5 numbers whose median is 1: For example -3, -2, 1, 5, 100 3.- Write any 5 numbers whose mean is 3 and whose median is 6: For example -11, -9, 6, 9, 20 4.- Write any 5 numbers with mode equals 0: 0, 0, 0, 2, 5 5.- Write any 5 numbers with no mode: 0, 1, 2, 3, 4 6.- Calculate the mean, the median and the mode for the following numbers: 2, 3, 5, 3, 2, 3, 4, 3, 5, 1, 2, 3, 4 Answer: mean = 3.0769 median = 3 the modes are: 3 (5 times) 2 (3 times) others 2 times Sample Size, n: 13 Mean: 3.076923 Median: 3 7.- Calculate the range, the variance and the standard deviation for the following sample: