Mathematics, 26.05.2021 05:50 mandoux
Proportion of red marbles
Using the dotplot and sample proportion, is there convincing evidence that the teacher's claim is false?
O Yes, because a proportion of 0.45 or more occurred 87 out of 100 times, the sample proportion of red marbles is
statistically significant and there is convincing evidence that the teacher's claim is false.
Yes, because a proportion of 0.45 or less occurred only 16 out of 100 times, the sample proportion of red marbles is
statistically significant and there is convincing evidence that the teacher's claim is false.
• No, because a proportion of 0.45 or more occurred 87 out of 100 times, the sample proportion of red marbles is not
statistically significant and there is not convincing evidence that the teacher's claim is false.
O No, because a proportion of 0.45 or less occurred 16 out of 100 times, the sample proportion of red marbles is not
statistically significant and there is not convincing evidence that the teacher's claim is false.
Answers: 1
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Proportion of red marbles
Using the dotplot and sample proportion, is there convincing evidence tha...
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