For the Z-test, the population’s standard deviation is ______.
a. not known
b. known
c. not relevant
d. not sure
Ans: b
You might also like to view...
If a relationship between two variables is spurious, we conclude that it is
a. nearly always a cause and effect relationship. b. partially regressed. c. accounted for by another extraneous variable d. not a statistically significant relationship. e.
If you conclude that your findings yield a 1 in 100 chance that differences were not due to the hypothesized reason, what is the corresponding p value?
a. .01 b. .05 c. .10 d. .20
Children of this age begin to be influenced by their peer groups, understand other people's points
of view, and develop flexible concepts of right and wrong. a. Kindergarten b. Early elementary c. Middle elementary d. Upper elementary
The technique most likely to work with students who have the severest comprehension problems is
A. indexing. B. graphic guides. C. Mystery Passages. D. It Says I Say and So