Question

Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell four cars; nineteen generally sell five cars; twelve generally sell six cars; nine generally sell seven cars; eleven generally sell eight cars. Calculate the following. (Round your answer to two decimal places.

sample mean = x

x = cars

Answer 1

salesperson sell X= number of cars in one week. frequency table for x is oxf 5 6 x 4 5 6 7 8 f 14 19 12 or Il 65 95 72 63 88 374 s af sf Sample means 314 65. 5.15 Sample mean =