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Author Question: Given a normal distribution of intelligence test scores (mean=100, s.d.=15), what is the probability ... (Read 70 times)

LCritchfi

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  • Posts: 519
on: Jun 20, 2018
Given a normal distribution of intelligence test scores (mean=100, s.d.=15), what is the probability that someone will score between 100 and 115?
 
  a. cannot be determined
  b. .15
  c. .68
  d. .34

Question 2

If Brian has a 50 chance of getting a job, and that job would either be at IBM or AT&T, what is the probability that he will soon be working at IBM?
 
  a. .50  2 = .25
  b. .50  p(AT&T)
  c. .50  p(IBM)
  d. .50  p(AT&T)


kaylee05

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Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

B


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