Biology Forums - Study Force

The maximax criterion is the alternative associated with the highest payoff in the decision table.
 
  Indicate whether the statement is true or false

Q. 2

The Department of Transportation would like to investigate if a difference exists in the proportion of flights that arrive on-time between Alaska Airlines, Delta Airlines, Southwest Airlines, and United Airlines.
 
  The following data represent the number of on-time flights from random samples taken from each airline. Alaska Delta Southwest UnitedNumber On-time 90 95 85 60Sample Size 100 120 100 80The expected frequency of on-time flights from the Delta sample is ________.A) 66
  B) 82.5
  C) 90
  D) 99

Q. 3

When determining the payoffs for a decision table with order quantity as the alternative and demand as the state of nature, the quantity sold will always be the maximum of the order quantity and demand.
 
  Indicate whether the statement is true or false

Q. 4

American Greetings would like to test the hypothesis that the median amount of money spent per person on Mother's Day increased this year when compared to last year.
 
  The following data represents the amount of money that the same eight individuals spent on Mother's Day during the past two holidays. Person 1 2 3 4 5 6 7 8Last Year 140 113 86 147 140 162 183 142This Year 133 110 156 170 160 166 150 154The appropriate nonparametric procedure for this analysis is the _________________ test.A) Wilcoxon rank-sum
  B) sign
  C) Wilcoxon signed-rank
  D) Kruskal-Wallis

Q. 5

A decision table displays all possible combinations of alternatives and states of nature associated with a problem, and the payoff that will result from each combination.
 
  Indicate whether the statement is true or false

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Genius!!!!!!