Mathematics, 04.08.2019 07:30 rayray7155
Me plzone thousand and twenty students participated in the school math contest. sample 1 is a random sample from grades 9 and 10 and consists of the following scores: 72, 89, 67, 81, 75, 79, 81, 80, 62, 64, 83. sample 2 is a random sample from grades 11 and 12 and consists of the following scores: 84, 86, 87, 84, 86, 89, 90, 87, 87, 84, 86. choose the following statements that correctly compare the two samples. check all that are true. sample 2 shows 11th and 12th grade students, on average, did better. sample 1 has a higher probability than sample 2. the measure of center is the same for both samples. sample 1 shows 9th and 10th grade students, on average, did better. sample 2 has a higher median score than sample 1.
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Me plzone thousand and twenty students participated in the school math contest. sample 1 is a rando...
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