9 A population of scores has u = 44. In this population, a score of X = 40 corresponds to z=-0.50. What is the
population standard deviation?
a. 4
b.-8
c. 8
d. 2

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

What numbers are included in the set of integers? what numbers are not included?

2pointswhich of the following appear in the diagram below? check all that apply. d a. zcdeов. сеo c. aéo d. zdce