Given that the mean is 500 and the standard deviation is 100 on one section of the SAT, what is the approximate probability of a student scoring 700 or higher on the test?
a. .98
b. .02
c. .12
d. .75
b
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Theorists who believe that a number of rapid, successive changes bring about development adhere to the belief that development is continuous
a. True b. False Indicate whether the statement is true or false
A random sample of n = 16 scores is selected from a normal distribution with ? = 500 and ? = 200 . For this sample, which of the following is true?
a. p(402
Keysha's mother is homozygous for a dominant allele for unattached earlobes and her father is homozygous for a recessive allele for attached earlobes. What is true about Keysha's earlobes?
A. Keysha has a homozygous genotype. B. Keysha's phenotype is not predictable from her genotype. C. Keysha has attached earlobes. D. Keysha has unattached earlobes.
Alcohol is classified as a(n)
a. stimulant. b. depressant. c. hallucinogen. d. amphetamine.