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A researcher wonders if there is a relationship between time of day and people s willingness to wear seatbelts. To investigate this question, he randomly

A researcher wonders if there is a relationship between time of day and people s willingness to wear seatbelts. To investigate this question, he randomly polls 200 people. The data obtained are classified into a 2 x 2 data table. Which statistical test best determines the degree of association between time of day and seatbelt use?

Cramer's V

Phi coefficient

ANOVA

Pearson's r

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