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Author Question: A sample of 100 cans of coffee showed an average weight of 13 ounces. The population standard ... (Read 141 times)

Shelles

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on: Jun 24, 2018
A sample of 100 cans of coffee showed an average weight of 13 ounces. The population standard deviation is 0.8 ounce.
 a. Construct a 95 confidence interval for the mean of the population.
  b. Construct a 95.44 confidence interval for the mean of the population.
  c. Discuss why the answers in parts (a) and (b) are different.

Question 2

The feasible solution is the best solution possible for a mathematical model.
  Indicate whether the statement is true or false


ryhom

  • Sr. Member
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Reply #1 on: Jun 24, 2018
Answer to Question 1

a. 12.8432 to 13.1568
b. 12.84 to 13.16
c. As the level of confidence increases, the confidence interval becomes wider.

Answer to Question 2

F


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