If ?(X ? M)2 = 235, and n = 29, what is s2?
a. 8.10
b. 8.39
c. 2.90
d. 43.64
Ans: b
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a. physical sciences. c. metaphysical sciences. b. social sciences. d. education.
?In centers serving infants, licensing usually requires ___.
a. ?a structured plan for potty training
b. ?training on diaper changing for every staff member in the center
c. ?detailed plans for diapering, including the surface on which baby is placed, plan for disposing soiled diapers, and hand washing by staff after each diaper change
d. ?all of the above
Identify the percentage of African American teachers in U.S. public schools.
a. 7 b. 10 c. 18 d. 23
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