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Author Question: A standardized test has a mean of 88 and a standard deviation of 12 . What is the score at the 90th ... (Read 50 times)

luvbio

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on: Jun 19, 2018
A standardized test has a mean of 88 and a standard deviation of 12 . What is the score at the 90th percentile? Assume a normal distribution.
 
  a. 90.00 c. 103.36
  b. 112.00 d. 91.00

Question 2

How much would your income be if its z score value was 2.58?
 
  a. 10,000
  b.  9,999
  c.  5,000
  d. cannot be determined from information given


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taylorsonier

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Reply #1 on: Jun 19, 2018
Answer to Question 1

C

Answer to Question 2

D


luvbio

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Reply 2 on: Jun 19, 2018
Thanks for the timely response, appreciate it

isabelt_18

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Reply 3 on: Yesterday
Wow, this really help

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