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

asked Aug 3, 2023 75.7k views

12 votes

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8 votes

I think it has to be 45.

Menawer answered Aug 9, 2023

5.1k points

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