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Author Question: In a certain town, 20 percent of voters are in favor of a given ballot measure and 80 percent are ... (Read 239 times)

@Brianna17

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on: Jul 25, 2018
In a certain town, 20 percent of voters are in favor of a given ballot measure and 80 percent are
  opposed. For groups of 120 voters, find the mean for the number who oppose the measure.
 
  A) 80 B) 96 C) 20 D) 24

Question 2

Scores on a test are normally distributed with a mean of 63.2 and a standard deviation of 11.7. Find
  P81, which separates the bottom 81 from the top 19.
 
  A) 66.6 B) 73.5 C) 0.88 D) 0.291


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apple

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Reply #1 on: Jul 25, 2018
Answer to Question 1

B

Answer to Question 2

B


@Brianna17

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Reply 2 on: Jul 25, 2018
:D TYSM

recede

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Reply 3 on: Yesterday
Excellent

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