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4. According to the recent survey, 65% of high school students in a certain province are addicted to the game Mobile Legends (ML). To verify this claim, 80 students were interviewed and 56 said they play ML. At a = 0.01, is 65% a valid proportion for high school students who play ML in the province? 5. The quality control officer of a company that manufactures keyboards wants to determine the percentage of defective keyboards from the day's output. From a sample of 100, he found 3 defective keyboards. Test the hypothesis that there are more than 20% defective keyboards from the day's output. Use a = 0.05.

4. According to the recent survey, 65% of high school students in a certain province are addicted to the game Mobile Legends (ML). To verify this claim, 80 students were interviewed and 56 said they play ML. At a = 0.01, is 65% a valid proportion for high school students who play ML in the province? 5. The quality control officer of a company that manufactures keyboards wants to determine the percentage of defective keyboards from the day's output. From a sample of 100, he found 3 defective keyboards. Test the hypothesis that there are more than 20% defective keyboards from the day's output. Use a = 0.05.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 26PPS
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4. According to the recent survey, 65% of high school students in a certain province are addicted to the game Mobile Legends (ML). To verify this claim, 80 students were interviewed and 56 said they play ML. At a = 0.01, is 65% a valid proportion for high school students who play ML in the province? 5. The quality control officer of a company that manufactures keyboards wants to determine the percentage of defective keyboards from the day's output. From a sample of 100, he found 3 defective keyboards. Test the hypothesis that there are more than 20% defective keyboards from the day's output. Use a = 0.05.
Transcribed Image Text:4. According to the recent survey, 65% of high school students in a certain province are addicted to the game Mobile Legends (ML). To verify this claim, 80 students were interviewed and 56 said they play ML. At a = 0.01, is 65% a valid proportion for high school students who play ML in the province? 5. The quality control officer of a company that manufactures keyboards wants to determine the percentage of defective keyboards from the day's output. From a sample of 100, he found 3 defective keyboards. Test the hypothesis that there are more than 20% defective keyboards from the day's output. Use a = 0.05.
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