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Author Question: If nothing is known about the shape of a distribution, what percentage of the observations fall ... (Read 51 times)

haleyc112

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If nothing is known about the shape of a distribution, what percentage of the observations fall within 2 standard deviations of the mean?
 
  A) at most 25 B) approximately 5
  C) at least 75 D) approximately 95

Question 2

Mamma Temte bakes six pies each day at a cost of 2 each. On 19 of the days she sells only two pies. On 30 of the days, she sells 4 pies, and on the remaining 51 of the days, she sells all six pies. If Mama Temte sells her pies for 6 each, what is her expected profit for a day's worth of pies? Assume that any leftover pies are given away.
 
  A) 15.84 B) 27.84 C) -7.36 D) -6.00



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Hdosisshsbshs

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Answer to Question 1

C

Answer to Question 2

A




haleyc112

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Reply 2 on: Jun 24, 2018
Excellent


shailee

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Reply 3 on: Yesterday
:D TYSM

 

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