IXL | Checkpoint: Two-way frequency tables

In a poll, 50 seventh-grade and eighth-grade teachers were asked whether they assign homework during winter break. This table shows the relative frequencies from the survey.

	Assign homework	Don't assign homework	Total
Seventh-grade teachers	0.12	0.32	0.44
Eighth-grade teachers	0.26	0.30	0.56
Total	0.38	0.62	1.00

Based on the data in the table, which statements are true? Select all that apply.

Most eighth-grade teachers assign homework over winter break.

Teachers who assign homework over winter break are more likely to teach eighth grade than to teach seventh grade.

There is an association between grade level and whether or not teachers assign homework over winter break.

There is no association between grade level and whether or not teachers assign homework over winter break.

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