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Author Question: According to the empirical rule, z-scores of less than -3 or greater than 3 occur very infrequently ... (Read 49 times)

Bernana

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on: Jun 24, 2018
According to the empirical rule, z-scores of less than -3 or greater than 3 occur very infrequently for data from a mounded and symmetric distribution
 
  A) True B) False

Question 2

If x is a binomial random variable, calculate  for n = 50 and p = 0.7.
 
  A) 35 B) 3.5 C) 10.5 D) 25


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InfiniteSteez

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

A

Answer to Question 2

A


Bernana

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Reply 2 on: Jun 24, 2018
Excellent

daiying98

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Reply 3 on: Yesterday
Wow, this really help

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