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algol13
2 years ago
8

The sample for a study exhibits undercoverage bias. Select the statement that best describes the bias in the study. O There are

not enough subjects in the sample.
O Many of the subjects in the study did not answer every question on the survey.
O The subjects in the study are not representative of the population, because some members of the population were not able to participate in the study.
O The subjects in the study are not representative of the population, because some members of the population refused to take part in the study.​
Mathematics
2 answers:
liubo4ka [24]2 years ago
7 0

Answer:

The subjects in the study are not representative of the population, because some members of the population were not able to participate in the study.

Step-by-step explanation: i got it right on the test

nika2105 [10]2 years ago
6 0

Answer:

The subjects in the study are not representative of the population, because some members of the population were not able to participate in the study.

Step-by-step explanation:

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o-na [289]
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Mean = 82 mm and SD = 10 mm ( standard deviation )
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82 + 3 * SD = 82 + 3 * 10 = 82 + 30 = 112 mm
Population between 52 and 112 mm is within +/- 3 standard deviations from the mean.
By the 66- 95 - 99.7 % rule it is: 99.7% of the test group.
0.977 * 500 = 498.5
Answer:
99.7 % of the test group have a diastolic pressure between 52 and 112 mm, or 498 men. 
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3 years ago
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Answer:

d

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