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puntersrppl2 puntersrppl2
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6 years ago
Find the 90 confidence interval for the proportion of all accounts that placed an order within the last four weeks.
 
  A) 0.467  0.412
  B) 0.467  0.266
  C) 0.467  0.838
  D) 0.467  0.120

Q. 2

What is the appropriate table value for a test for independence at the 0.025 significance level?
 
  What will be an ideal response?

Q. 3

The critical region (or decision rule) of a test, indicates when to reject the alternative hypothesis.
 
  Indicate whether the statement is true or false

Q. 4

The management of a local hotel is interested in determining the optimal staffing of the dining room. They believe that the number of overnight guests may help in determining the number of dinners to be served on a particular evening.
 
  They collected some data and ran a linear regression. The equation of the regression line is given by:Number of dinners served = 120 + 0.60 Number of overnight guests.Interpret these results for the hotel management.

Q. 5

Estimate the proportion of all accounts that placed an order within the last four weeks.
 
  A) 0.683
  B) 0.218
  C) 0.467
  D) 0.356
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J_Ferrarini25J_Ferrarini25
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Posts: 273
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6 years ago
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puntersrppl2 Author
wrote...
#2
6 years ago
What an awesome place to get free homework help
wrote...
#3
6 years ago
What makes it awesome is that you posted, thanks for trusting us
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