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Author Question: The composite unit in DEA a. has as output a weighted average of the outputs of the individual ... (Read 180 times)

debasdf

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on: Jun 24, 2018
The composite unit in DEA
 a. has as output a weighted average of the outputs of the individual units.
  b. has as input a weighted average of the inputs of the individual units.
  c. has outputs greater than or equal to the outputs of any individual unit.
  d. All of the alternatives are correct.

Question 2

A sample of 16 cookies is taken to test the claim that each cookie contains at least 9 chocolate chips. The average number of chocolate chips per cookie in the sample was 7.875 with a standard deviation of 1 . Assume the distribution of the population is normal.
 a. State the null and alternative hypotheses.
  b. Using a critical value, test the hypothesis at the 1 level of significance.
  c. Using a p-value, test the hypothesis at the 1 level of significance.
  d. Compute the probability of a Type II error if the true number of chocolate chips per cookie is 8.


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eliasc0401

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

D

Answer to Question 2

a. H0:   9
Ha:  < 9
b. Reject H0, 4.5 < 2.602
c. Reject H0; the p-value is less than .005
d. A Type II error has not been committed since H0 was rejected.


debasdf

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Reply 2 on: Jun 24, 2018
Gracias!

blakcmamba

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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