Compute Probabilities of a Sample Proportion
-Smith Is a Weld $5 \%$

question 5

Multiple Choice

Compute Probabilities of a Sample Proportion
-Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afternoon shift $5 \%$ of all welds done will be substandard. If Smith checks 300 of the 7500 welds completed that shift, what is the probability that he will find less than 20 substandard welds?

• A) \(0.9066\)
• B) \(0.4066\)
• C) \(0.0934\)
• D) \(0.5934\)

Calculate the amount of money in an investment account considering regular deposits and compounding interest rates.

Determine the fair market value of fixed-income securities based on future payments and discount rates.

Calculate the purchase price of an item based on down payment, monthly payments, and interest rate.

Determine total interest paid on loans and investments over time.

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