Question: A machine automatically cuts metal strips with = 40.1 cm and =0.2cm. The optimal measure of strips should be 40 cm with a tolerance of

A machine automatically cuts metal strips with = 40.1 cm and  =0.2cm. The optimal measure of strips should be 40 cm with a tolerance of +/- 0.5 cm. Assuming a normal distribution, estimate the percentage (proportion multiplied by 100) of the strips that meet the specification. Products that meet the specification=

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