A population consists of the numbers 3, 6, 9, 11 and 12. Take two numbers as samples from the population. Step 1: Compute for the mean (u) of the population.
11. What is the mean of the population? A 41 B.8.20 C. 20.5 D. 10.25
12. Value in number 12: A. 2.2 B. - 2.2 C.-35 D. 35
13. Value in number 13: A. 0.46 B. -0.46 C.0.64 D.-0.64
14. Value in number 14: A 2.80 B. - 2.80 C.-30 D.30
15. Value in number 15: A - 14,44 B. 14.44 C.14.45 D.-14.45
16. What is the value of (x - u)?? A. 58.4 B. 48.5 C.45.8 D.54.8
17. What is the variance of the population? A 11.68 B.9.70 C. 9.16 D. 10.96
