A Teacher Found That Students Concentrated for Longer in Class

question 3

Multiple Choice

A teacher found that students concentrated for longer in class if the teachers wore purple.She had a sample size of 48 and a p-value of 0.20.Does the teacher recommend that all teachers start wearing purple?

• A)Yes,because the sample has low confidence levels.
• B)No,because the sample size is large and therefore the p-values are accurate.
• C)Yes,because statistical significance has nothing to do with sample size.
• D)No,because the sample size is small and p-values are easily affected by sample size.

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Definitions:

Real Line

A one-dimensional continuum that includes all real numbers, each of which corresponds to a unique point on the line.

Inequality

An inequality is a mathematical statement indicating that two quantities are not equal, represented by symbols such as >, <, ≤, or ≥.

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An electronic calculator capable of displaying and analyzing mathematical functions graphically.

Inequality

A mathematical expression showing that two quantities are not equal, using symbols like <, >, ≤, or ≥.