One popular activity that tourists participate in when they visit Alaska is panning for gold. A gift shop by the panning center sells blocks of clay. The packaging on the clay claims that one in five blocks contains gold. A frequent purchaser of this item believes that this is an overstatement. To investigate, he purchases a random sample of 50 blocks from the large display in the store and finds that 8 of the blocks contain gold Based on this sample, is there convincing evidence that the true proportion of blocks that contain gold is less than 0.20? Use a = 0.10. Provide statistical evidence to support your answer
One popular activity that tourists participate in when they visit Alaska is panning for gold. A gift shop by the panning center sells blocks of clay. The packaging on the clay claims that one in five blocks contains gold. A frequent purchaser of this item believes that this is an overstatement. To investigate, he purchases a random sample of 50 blocks from the large display in the store and finds that 8 of the blocks contain gold Based on this sample, is there convincing evidence that the true proportion of blocks that contain gold is less than 0.20? Use a = 0.10. Provide statistical evidence to support your answer
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 2E
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One popular activity that tourists participate in when they visit Alaska is panning for gold. A gift shop by
the panning center sells blocks of clay. The packaging on the clay claims that one in five blocks contains
gold. A frequent purchaser of this item believes that this is an overstatement. To investigate, he
purchases a random sample of 50 blocks from the large display in the store and finds that 8 of the blocks
contain gold
Based on this sample, is there convincing evidence that the true proportion of blocks that contain gold is
less than 0.20? Use a = 0.10. Provide statistical evidence to support your answer.
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