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21 February, 13:18

in a random sample, 45 out of 60 seventh grade students said they prefer pizza for lunch. How many servings should the cafeteria staff prepare for a class of 1000?

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  1. 21 February, 16:57
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    690 servings

    Step-by-step explanation:

    In the random sample, 69% of seventh grade students said they wanted pizza. If we apply this to 1000 students, then 69% of 1000 is 690 meaning the cafeteria staff should prepare 690 serving.
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