An inspector inspects a shipment of medications to determine the efficacy in terms of the proportion p in the shipment that failed to retain full potency after 60 days of production. Unless there is clear evidence that this proportion is less than 0.05, she will reject the shipment. To reach a decision, she will test the following a large- sample. To do so, she selects an SRS of 200 pills. Suppose that eight of the pills have failed to retain their full potency. The best point estimate for a 95% confidence interval for the true proportion of pills in the shipment that have failed to retain full potency is

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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The final answer is .040 im just not sure the steps on how to get there. please explain all steps taken.

Proportion Point Estimate 04
An inspector inspects a shipment of medications to determine the efficacy in terms of the proportion p in the
shipment that failed to retain full potency after 60 days of production. Unless there is clear evidence that this
proportion is less than 0.05, she will reject the shipment. To reach a decision, she will test the following a large-
sample.
To do so, she selects an SRS of 200 pills. Suppose that eight of the pills have failed to retain their full potency.
The best point estimate for a 95% confidence interval for the true proportion of pills in the shipment that have
failed to retain full potency is_____.
Round your answer to three decimal places.
Transcribed Image Text:Proportion Point Estimate 04 An inspector inspects a shipment of medications to determine the efficacy in terms of the proportion p in the shipment that failed to retain full potency after 60 days of production. Unless there is clear evidence that this proportion is less than 0.05, she will reject the shipment. To reach a decision, she will test the following a large- sample. To do so, she selects an SRS of 200 pills. Suppose that eight of the pills have failed to retain their full potency. The best point estimate for a 95% confidence interval for the true proportion of pills in the shipment that have failed to retain full potency is_____. Round your answer to three decimal places.
Proportion Point Estimate 04
An inspector inspects a shipment of medications to determine the efficacy in terms of the proportion p in the
shipment that failed to retain full potency after 60 days of production. Unless there is clear evidence that this
proportion is less than 0.05, she will reject the shipment. To reach a decision, she will test the following a large-
sample.
To do so, she selects an SRS of 200 pills. Suppose that eight of the pills have failed to retain their full potency.
The best point estimate for a 95% confidence interval for the true proportion of pills in the shipment that have
failed to retain full potency is______
Round your answer to three decimal places.
Transcribed Image Text:Proportion Point Estimate 04 An inspector inspects a shipment of medications to determine the efficacy in terms of the proportion p in the shipment that failed to retain full potency after 60 days of production. Unless there is clear evidence that this proportion is less than 0.05, she will reject the shipment. To reach a decision, she will test the following a large- sample. To do so, she selects an SRS of 200 pills. Suppose that eight of the pills have failed to retain their full potency. The best point estimate for a 95% confidence interval for the true proportion of pills in the shipment that have failed to retain full potency is______ Round your answer to three decimal places.
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