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Author Question: When the number of blending components exceeds the number of storage facilities, the number of ... (Read 123 times)

Tazate

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on: Jun 24, 2018
When the number of blending components exceeds the number of storage facilities, the number of feasible solutions to the blending problem
 a. is reduced.
  b. is increased.
  c. is unchanged.
  d. is zero.

Question 2

In 1996, forty percent of the students at a major university were Business majors, 35 were Engineering majors and the rest of the students were majoring in other fields. In a random sample of 600 students from the same university taken in 1997, 200 were Business majors, 220 were Engineering majors, and the remaining students in the sample were majoring in other fields. At a 5 significance level, test to see if there has been a significant change in the proportions between 1996 and 1997.


mmpiza

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Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

Chi-square = 13.15 > 5.99; thus, reject H0and conclude there has been a significant change.


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