At Lawson Middle School, Mr. Hernandez asked 90 randomly selected students from each grade level for their favorite subject, and 28 chose social studies as their favorite. He used this data to draw the inference that out of the 250 middle school students, about 20% prefer social studies. Did he make a reasonable inference?

Question

Ruby Hooper

18 March, 10:05

+4

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Griffin Fritz · Answer 1

28 out of 90 is 28/90 * 100 percent, that is aproximately 31% so his guess is wrong, he should guess 30%.