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Author Question: Suppose Lamont's exam score was at the 80th percentile on an exam whose mean was 90 . What was ... (Read 139 times)

student77

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on: Jun 24, 2018
Suppose Lamont's exam score was at the 80th percentile on an exam whose mean was 90 . What was Lamont's exam score?
 a. 76.81
  b. 72.00
  c. 80.00
  d. Cannot tell without more information.

Question 2

Lamont took a psychology exam whose mean was 70 with standard deviation 5 . He also took a calculus exam whose mean was 80 with standard deviation 10 . He scored 85 on both exams. On which exam did he do better compared to the other students who took the exam?
 a. He did better on the psychology exam, comparatively speaking.
  b. He did better on the calculus exam, comparatively speaking.
  c. He did the same on both exams, relatively speaking.
  d. Cannot tell without more information.


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thall411

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Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

A


student77

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Reply 2 on: Jun 24, 2018
Gracias!

ryhom

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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