Question

A survey found that 26 of 79 people who don't drink coffee often have trouble sleeping and 28 of 81 coffee drinkers often have trouble sleeping. Construct and interpret a 99% confidence interval of the difference between the proportion of non-coffee drinkers who have trouble sleeping and the proportion of coffee drinkers who have trouble of sleeping.

Name: A survey found that 26 of 79 people who don't drink coffee often have trouble sleeping and 28 of 81 coffee drinkers often have trouble sleeping. Construct and interpret a 99% confidence interval of the difference between the proportion of non-coffee drinkers who have trouble sleeping and the proportion of coffee drinkers who have trouble of sleeping.
Uploaded: 2024-02-09T20:29:57-08:00
Duration: 3 min 37 s
Channel: Ivan Kochetkov
Description: A survey found that 26 of 79 people who don't drink coffee often have trouble sleeping and 28 of 81 coffee drinkers often have trouble sleeping. Construct and interpret a 99% confidence interval of the difference between the proportion of non-coffee drinkers who have trouble sleeping and the proportion of coffee drinkers who have trouble of sleeping.

          A survey found that 26 of 79 people who don't drink coffee often have trouble sleeping and 28 of 81 coffee drinkers often have trouble sleeping. Construct and interpret a 99% confidence interval of the difference between the proportion of non-coffee drinkers who have trouble sleeping and the proportion of coffee drinkers who have trouble of sleeping.

A survey found that 26 of 79 people who don't drink coffee often have trouble sleeping and 28 of 81 coffee drinkers often have trouble sleeping. Construct and interpret a 99% confidence interval of the difference between the proportion of non-coffee drinkers who have trouble sleeping and the proportion of coffee drinkers who have trouble of sleeping.

Added by Henry B.

Instant Answer

Solved by Expert Ivan Kochetkov

02/09/2024

Step 1

First, we need to calculate the sample proportions of non-coffee drinkers and coffee drinkers who have trouble sleeping. The sample proportion is calculated by dividing the number of successes (in this case, people who have trouble sleeping) by the total number of Show more…

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