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Author Question: A salesman who uses his car extensively finds that his gasoline bills average 125.32 per month with ... (Read 85 times)

torybrooks

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A salesman who uses his car extensively finds that his gasoline bills average 125.32 per month with a standard deviation of 49.51 . The probability that his bill will be less than 50 a month or more than 150 for a single month is:
 a. 0.4357.
  b. 0.1915.
  c. 0.6272.
  d. 0.3728.
  e. 0.6915.

Question 2

True or False If a population is a Poisson distribution with a mean of 4, then the sampling distribution of the mean for 200 Excel or Minitab simulated samples approaches the normal distribution as the sample sizes are 5 or more.
  Indicate whether the statement is true or false



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emilymalinowski12

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Answer to Question 1

D

Answer to Question 2

F




torybrooks

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Reply 2 on: Jun 24, 2018
Excellent


Laurenleakan

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Reply 3 on: Yesterday
:D TYSM

 

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