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A random sample of 50 cars in the drive-thru of a popular restaurant Amrik-Sukhdev revealed an average bill of Rs 600 per car. The population standard deviation is 150. Estimate the mean bill for all cars
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A random sample of 50 cars in the drive-thru of a popular restaurant Amrik-Sukhdev revealed an average bill of Rs 600 per car. The population standard deviation is 150. Estimate the mean bill for all cars from the drive-thru with 98% confidence.​

User Mohib Irshad
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1 Answer

8 votes
I think it has to be 45.
User Menawer
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8.0k points
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