Question

1. students in a class were asked how many hours a week they studied. their answers are given below: 0, 5, 1, 2, 4, 0, 1, 3, 2, 2, 0, 1, 5, 3, 4, 4, 2, 1, 6 what is the population mean of the number of hours they studied? explain how you arrived at your answer and round to the nearest tenth. (14 points)

Explanation:

Step1: Calculate sum of data

Sum = $0 + 5+1 + 2+4 + 0+1 + 3+2 + 2+0 + 1+5 + 3+4 + 4+2 + 1+6$
Sum = $50$

Step2: Determine number of data points

There are 19 data - points.

Step3: Calculate population mean

Mean = $\frac{50}{19}\approx 2.6$

Answer:

$2.6$