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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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courseherod courseherod
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6 years ago
The interquartile range represents the middle ________ of a range.
 
  A) 10
  B) 25
  C) 50
  D) 75

Q. 2

The Western Athletic Conference (WAC) consists of eight NCAA teams that compete in a variety of sports. The number of different ways these eight teams can finish in the conference standings at the end of the basketball season is ________.
 
  A) 40,320
  B) 162,500
  C) 362,880
  D) 3,628,880

Q. 3

The sum of squares between (SSB) measures the variation between each sample mean and the grand mean of the data.
 
  Indicate whether the statement is true or false

Q. 4

________ are the number of different ways in which objects can be arranged without regard to order.
 
  A) Simple events
  B) Permutations
  C) Random variables
  D) Combinations

Q. 5

The first quartile represents the ________ percentile of the data set.
 
  A) 10th
  B) 25th
  C) 50th
  D) 75th

Q. 6

According to the MIT Airline Data Project, American Airlines controlled 15.5 of the domestic market during a recent year. A random sample of 125 domestic passengers that year was selected.
 
  Using the normal approximation to the binomial distribution, what is the probability that 10 or fewer passengers from this sample were on American Airline flights?A) 0.0143
  B) 0.0485
  C) 0.2877
  D) 0.4286
Textbook 
Business Statistics

Business Statistics


Edition: 2nd
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mawiewamosmawiewamos
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6 years ago
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courseherod Author
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#2
6 years ago
Oh god, I was lost before coming here. Thanksss
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#3
6 years ago
Great, make sure you mark the topic solved, it hides it from other eyes Slight Smile
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