The Amount of Time Required for an Oil and Filter

question 7

Short Answer

The amount of time required for an oil and filter change on an automobile is normally distributed with a mean of 45 minutes and a standard deviation of 10 minutes.A random sample of 16 cars is selected.90% of the sample means will be greater than what value?

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Definitions:

Forward Rate

The future interest rate agreed upon in a forward contract, which is a derivative financial instrument.

Covered Interest Arbitrage

An investment strategy where an investor takes advantage of the interest rate differential between two countries while hedging exchange rate risk.

Nominal Risk-Free Rate

The nominal risk-free rate is the rate of return on an investment with no risk of financial loss, not adjusted for inflation.

Forward Rate

The agreed-upon interest rate for a financial transaction that will be conducted at a future date.