In a Chi-Square Test of Proportion Differences, We Will Reject

question 102

Multiple Choice

In a chi-square test of proportion differences, we will reject the "all proportions are equal" null hypothesis if

• A)the p-value for the chi-square statistic is greater than the significance level for the test.
• B)the chi-square statistic is greater than 1.96
• C)the chi-square statistic is less than the critical chi-square value.
• D)the p-value indicates that a Type I error is not possible
• E)the p-value for the chi-square statistic is less than the significance level for the test.

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Definitions:

Tertiary Circular Reactions

A cognitive developmental phase in Jean Piaget's theory, occurring around 12 to 18 months of age, during which infants begin to experiment and explore the properties of objects through novel actions.

Primary Circular Reactions

An early developmental phase in infants where they repeat pleasurable actions centered on their own body.

Preoperational Stage

According to Piaget, the stage from approximately age 2 to age 7 in which children’s use of symbolic thinking grows, mental reasoning emerges, and the use of concepts increases.