Mathematics, 07.03.2020 05:13 deannajd03

A psychologist interested in right- handedness versus left-handedness. and in IQ scores collected the following data from a random sample of 2000 high school students. High IQ Right-handed. 190 Left-handed 10 Total 200Normal IQ:1710 Right-handed 90 Left-handed Total 1800.Total:1900 Right- handed. 100:Left- handed Total:2000.a) what is the probability that a Student from this group has a high IQ?b) what is the probability that a student has a high IQ given that. she is left- handed?c) Are high IQ and left-handed independent? Why or why not?

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A psychologist interested in right- handedness versus left-handedness. and in IQ scores collected th...