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Author Question: When A and B are mutually exclusive, P(A or B) can be found by adding P(A) and P(B). Indicate ... (Read 46 times)

Bernana

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When A and B are mutually exclusive, P(A or B) can be found by adding P(A) and P(B).
  Indicate whether the statement is true or false

Question 2

Tanner took a statistics test whose mean was 80 and standard deviation was 5 . The total points possible was 100 . Tanner's score was 2 standard deviations below the mean. What was Tanner's score, rounded to the nearest whole number?
 a. 78
  b. 70
  c. 90
  d. None of these choices.



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Mochi

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Answer to Question 1

T

Answer to Question 2

B




Bernana

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Reply 2 on: Aug 1, 2018
Wow, this really help


jackie

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

 

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