A Sample of 51 Statistics Students at a Large University

question 56

Multiple Choice

A sample of 51 statistics students at a large university had a mean final exam score of 76 with a standard deviation of 4.Find a 95% confidence interval for the mean final exam score for all statistics students at this university.

• A)(75.6,76.1)
• B)(75.6,76.4)
• C)(79.4,82.6)
• D)(74.9,77.1)
• E)(75.9,76.1)

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Definitions:

Simple Annualized

A calculation estimating yearly returns by extrapolating non-annual data without accounting for compounding effects.

Holding-Period Return

The total return received from holding an asset or portfolio of assets over a specified period, accounting for both income and capital gains.

Nominal Rate

The stated interest rate of a financial product, not accounting for inflation or compounding effects.

Compounded Quarterly

Refers to the method of applying interest to an existing principal amount and any accrued interest every quarter or three months.