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The board of directors for Procter and Gamble is concerned that only 19% of the people who use toothpaste buy Crest toothpaste. A marketing director suggests that the company invest in a new marketing campaign which will include advertisements and new labeling for the toothpaste. The research department conducts product trials in test markets for one month to determine if the market share increases with new labels. Write the company's alternative hypotheses. (Note that you'll need the null for the rest of the problem.) Ha:

The board of directors for Procter and Gamble is concerned that only 19% of the people who use toothpaste buy Crest toothpaste. A marketing director suggests that the company invest in a new marketing campaign which will include advertisements and new labeling for the toothpaste. The research department conducts product trials in test markets for one month to determine if the market share increases with new labels. Write the company's alternative hypotheses. (Note that you'll need the null for the rest of the problem.) Ha:

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Management decided to extend the incentive program so that the decision can be made on three months of data instead. Will the power increase, decrease, or remain the same? The power will O Stay the same O Increase O Decrease
Transcribed Image Text:Management decided to extend the incentive program so that the decision can be made on three months of data instead. Will the power increase, decrease, or remain the same? The power will O Stay the same O Increase O Decrease
The board of directors for Procter and Gamble is concerned that only 19% of the people who use toothpaste buy Crest toothpaste. A marketing director suggests that the company invest in a new marketing campaign which will include advertisements and new labeling for the toothpaste. The research department conducts product trials in test markets for one month to determine if the market share increases with new labels. Write the company's alternative hypotheses. (Note that you'll need the null for the rest of the problem.) На: In this context describe a Type I error and the impact such an error would have on the company. O Thinking the new labels didn't raise sales, when they actually did O Correctly thinking the labels did not raise sales O Correctly thinking the labels raised sales O Thinking the new labels raised sales, when they really didn't In this context describe a Type Il error and the impact such an error would have on the company. O Correctly thinking the labels did not raise sales O Correctly thinking the labels raised sales O Thinking the new labels raised sales, when they really didn't O Thinking the new labels didn't raise sales, when they actually did Describe to management an advantage of lowering the alpha level, the level of significance. O Lowers the probability of a Type Il error Raises the probability of a Type I error O Raises the probability of a Type Il error O Lowers the probability of a Type I error Describe to management an disadvantage of lowering the alpha level, the level of significance. O Raises the probability of a Type Il error O Lowers the probability of a Type Il error Lowers the probability of a Type I error O Raises the probability of a Type I error
Transcribed Image Text:The board of directors for Procter and Gamble is concerned that only 19% of the people who use toothpaste buy Crest toothpaste. A marketing director suggests that the company invest in a new marketing campaign which will include advertisements and new labeling for the toothpaste. The research department conducts product trials in test markets for one month to determine if the market share increases with new labels. Write the company's alternative hypotheses. (Note that you'll need the null for the rest of the problem.) На: In this context describe a Type I error and the impact such an error would have on the company. O Thinking the new labels didn't raise sales, when they actually did O Correctly thinking the labels did not raise sales O Correctly thinking the labels raised sales O Thinking the new labels raised sales, when they really didn't In this context describe a Type Il error and the impact such an error would have on the company. O Correctly thinking the labels did not raise sales O Correctly thinking the labels raised sales O Thinking the new labels raised sales, when they really didn't O Thinking the new labels didn't raise sales, when they actually did Describe to management an advantage of lowering the alpha level, the level of significance. O Lowers the probability of a Type Il error Raises the probability of a Type I error O Raises the probability of a Type Il error O Lowers the probability of a Type I error Describe to management an disadvantage of lowering the alpha level, the level of significance. O Raises the probability of a Type Il error O Lowers the probability of a Type Il error Lowers the probability of a Type I error O Raises the probability of a Type I error
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