If the a Variable Has a Real Effect, _________

question 23

Multiple Choice

If the A variable has a real effect, _________.

• A) MS_columns / MS_within-cells must equal or exceed F _crit
• B) MS_rows / MS_within-cells must equal or exceed F _crit
• C) it is possible that MS_columns / MS_within-cells is less than F _crit
• D) it is possible that MS_rows / MS_within-cells is less than F _crit

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Definitions:

Confidence Interval

A breadth of outcomes, sourced from sample-derived statistics, expected to surround the unknown figure of a population characteristic.

Population Mean

The average value of all individuals or items in a defined population.

Confidence Coefficient

The probability level associated with a confidence interval, indicating the frequency with which an estimated interval would include the parameter if the experiment were repeated.

T Value

A value computed from a sample data used in a t-test in statistics that measures the size of the difference relative to the variation in your sample data.