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Author Question: If the test scores on an art history exam were normally distributed with a mean of 76 and standard ... (Read 24 times)

newbem

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  • Posts: 579
on: Jun 20, 2018
If the test scores on an art history exam were normally distributed with a mean of 76 and standard deviation of 6, we would expect
 
  a. most students scored around 70.
  b. no one scored 100 on the exam.
  c. almost equal numbers of students scored a 70 and an 82.
  d. both a and c

Question 2

Which of the following is NOT always true of a normal distribution?
 
  a. It is symmetric.
  b. It has a mean of 0.
  c. It is unimodal.
  d. both a and b


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jomama

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

C

Answer to Question 2

B


newbem

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Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

sultana.d

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Reply 3 on: Yesterday
Gracias!

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