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C D A B A B D C C D A B A B C D A B C D D A B C C D A B Which circle graph best represents the type and number of pets reported by students in the survey? Mrs. Plachy surveyed the students in her science class about the type and number of pets they owned. The table shows the results of the survey. A B C D Kaitlyn surveyed all the members of the middle school band about their favorite class this semester. The results are shown in the table below. From these results, Kaitlyn concluded that band was the favorite class among all the students in her school. Which is the best explanation about why her conclusion may not be valid? The survey should have been done each day for a week. The sample was not representative of all the students at the school. The survey should have been done with eighth grade students only. The band meets only three days a week. D.8.13 A B C D |