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QuizMultiple Choice

Choosing the Appropriate Inference Procedure

Question 1 • Probability and Statistics with Applications Honors Sem-2-FL-1210300 (2024-2025)

From previous experience, the owner of an apple orchard knows that the mean weight of gala apples is 140 grams. This year there has been more precipitation than usual and the owner believes the weights of the apples are heavier than usual. The owner takes a random sample of 30 apples and records their weights.What type of sampling is described in this study?

Answer
A
one sample
B
paired data
C
two samples
D
more than two samples

Explanation

The owner takes one random sample of 30 apples from this year’s crop. The historical mean of 140 grams is a reference value, not a second sample of apples. Therefore, this is a one-sample study: choice A, one sample.

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