Probability-average length of steel sheet

Reference no: EM13157654

The population of lengths of aluminum - coated steel sheets is normally distributed with a mean of 30.05 inches and a standard deviation of 0.3 inches. What is the probability that average length of a steel sheet from a sample of 9 units is more than 29.95 inches long?

Reference no: EM13157654

Questions Cloud

How many grams of are cah2 needed : How many grams of CaH2 (Molar Mass = 42.1 g/mol)are needed to generate 16.0 L of H2 gas if the pressure of H2 is 729 torr at 21.0°C?

Employee theft and poor inventory control are equally likely : Employee theft or poor inventory control and that employee theft and poor inventory control are equally likely? Use the .02 significance level.

Proceeds to acquire a luxury automobile : Ted, who is single, owns a personal residence in the city. He also owns a condo near the ocean. He uses the condo as a vacation home. In March, 2000 he borrowed $50,000 on a home equity loan and used the proceeds to acquire a luxury automobile. Du..

Acceptable,married, misses deadlines : John 84,000 5 Acceptable, Married, misses deadlines many dependents Gord 72,000 2 Outstanding, Single, no dependents pushy, suggestions

Probability-average length of steel sheet : The population of lengths of aluminum - coated steel sheets is normally distributed with a mean of 30.05 inches and a standard deviation of 0.3 inches. What is the probability that average length of a steel sheet from a sample of 9 units is more t..

What is the new pressure in the bicycle tire : A bicycle tire is filled with air to a pressure of 95.0 psi at a temperature of 19 degrees celcius. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58 degrees celcius. The volume of the tire increases by 4.0%. What..

What we see in this story is a case of market : What we see in this story is a case of market decline for American workers. As an external factor, organizations and employees exercise no control over the pressure from market decline.

Estimated value of uncollectibles : Journalize the adjusting entry for bad debts on December 31, 2008, assuming that the unadjusted balance in the allowance for doubtful accounts at that time is a debit of $1,000 and an aging schedule indicates that the estimated value of uncollecti..

What is elasticity of its demand with respect to advertising : What is the elasticity of its demand with respect to advertising? Now suppose the theater increases the number of its ads to 250. Should the theater increase its price following this ad campaign? Explain.

User Account

All Pages