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adt916 adt916
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Posts: 359
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6 years ago
The Dalton Company has recently made a decision to build a new plant in Denver. In making this decision it used data supplied by the U.S. Census Bureau. For the Dalton Company, these data are examples of:
 
  A) primary data.
  B) secondary data.
  C) reliable data.
  D) experimental data.

Q. 2

A point estimate is equally likely to be higher or lower than the population mean if the sampling is done using a statistical sampling procedure.
 
  Indicate whether the statement is true or false

Q. 3

The Poisson distribution might be used to model all of the following except ________.
 
  A) the number of errors per line in software code
  B) the number of customers that use an ATM during lunch hour
  C) the number of items ordered per customer from inventory
  D) the number of voters registered for an upcoming election

Q. 4

Define risk and risk analysis.
 
  What will be an ideal response?

Q. 5

Test the null hypothesis that the population mean ratings are the same for the four dormitories.
 
  What will be an ideal response?
Textbook 
Statistics, Data Analysis, and Decision Modeling

Statistics, Data Analysis, and Decision Modeling


Edition: 5th
Author:
Read 60 times
2 Replies

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Replies
wrote...
6 years ago
Ans. #1

B

Ans. #2

TRUE

Ans. #3

D

Ans. #4

Risk is simply the probability of occurrence of an undesirable outcome.
Risk analysis is an approach for developing a comprehensive understanding and awareness of the risk associated with a particular variable of interest.

Ans. #5

H0 : 1 = 2 = 3 = 4
H1 : i  j for at least one pair (i, j)
Since p-value = 0.0067, H0 is rejected at  = 0.05. We conclude that the population mean ratings for at least two of the four dormitories are not the same.
adt916 Author
wrote...
6 years ago
Thanks for your help <3
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