Estimate the mean length of 1m rulers

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Reference no: EM131944299

A company produces precision 1-meter (1000 mm) rulers. The actual distribution of lengths of the rulers produced by this company is normal with mean m and standard deviation 0.02 mm.

Suppose I select a simple random sample of four of the rulers produced by the company and I measure their lengths in millimeters. The results of these four measurements are as follows.

1,000.01          999.98              1,000.00      1,000.01

Estimate the mean length of 1m rulers Four Step Process.

STATE:

FORMULATE:

SOLVE:

CONCLUDE:

Reference no: EM131944299

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