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Author Question: Your professor told the class that, typically, 20 of the class receives As, 20 Bs, 35 Cs, 10 Ds, and ... (Read 30 times)

roselinechinyere27m

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on: Jun 20, 2018
Your professor told the class that, typically, 20 of the class receives As, 20 Bs, 35 Cs, 10 Ds, and 15 Fs. What is the probability that the student sitting next to you will receive an A or an F?
 
  a. 0.35 c. 35
  b. 0.50 d. 65

Question 2

If the probability of getting a z-score between the mean and +1 standard deviation is 0.3413, what is the probability of getting a z-score of +1 standard deviation or less?
 
  a. 0.3413 c. 0.6587
  b. 0.1587 d. 0.8413


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mohan

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

A

Answer to Question 2

D


roselinechinyere27m

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Reply 2 on: Jun 20, 2018
Gracias!

sultana.d

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Reply 3 on: Yesterday
Excellent

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