Let’s say that scores on the NPI-16 are normally distributed in a population of college students. The distribution has a mean of 5 and standard deviation of 1.8. What is the probability that a randomly chosen sample of 81 scores will have a mean of 5.264 or greater?
a. .5583
b. .4417
c. .9066
d. .0934
Ans: D
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The fact that newborns turn away from loud sounds indicates that they can
a. localize sound. b. distinguish between phonemes. c. perceive speech. d. understand size constancy.
In 1950, only about 10% of women were in the labor force; today that percentage is about 60%
Indicate whether the statement is true or false
Although parents understand the risks of child labor, the primary reason they want their children to work is __________
a) to teach them a trade b) to teach them discipline c) to teach them collectivistic ideals d) because the family needs the money
In one week, 100 women give birth at the maternity ward of Pinewood Hospital. When these babies celebrate their third birthday, roughly how many of these mothers will likely be working at a job?
a. 48 b. 65 c. 77 d. 89