A sample of 500 bulbs of a company shows that an average… – BBA Business Statistics 2024 Solved

BBA Business Statistics · 2024 · Solved Question with Answer

A sample of 500 bulbs of a company shows that an average life of 1400 hours with standard deviation of 30 hours. Find 95% confidence limits for population mean.

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A sample of 500 bulbs of a company shows that an average life of 1400 hours with standard deviation of 30 hours. Find 95% confidence limits for…

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