Which Is Correct

question 2

Multiple Choice

Which is correct?

• A)Independent sample one-tailed t tests showed that professors scored significantly higher than first-year students on the skills test, t (29) = 22.42, p = .021.
• B)Independent sample one-tailed t tests showed that professors scored significantly higher than first-year students on the skills test, t (29) = 22.42, p = .021
• C)Independent sample one-tailed t tests showed that professors scored significantly higher than first-year students on the skills test, t (29) = 22.42, p < .021.
• D)Independent sample one-tailed t-tests showed that professors scored significantly higher than first-year students on the skills test, t (29) = 22.4, p = .021.

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Definitions:

Standard Deviation

A measure of the dispersion or variability around the mean of a set of data, often used in finance to assess investment risk.

Expected Rate

An anticipated return on investment, interest rate, or growth rate based on historical data, market analysis, or other predictive models.

Probability

This refers to the likelihood of occurrence of an uncertain event, often expressed as a number between 0 and 1.

Narrowest Bell Curve

Describes a distribution with a high peak and steep sides, indicating that the data points cluster closely around the mean, showing low variability.