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A sample size is a group which is sampled in surveys, statistics, and in the scientific method. Increasing a sample size might decrease or increase the margin of error, depending on what was being measured. For instance, a sample of 100 women who were pregnant, might increase or decrease the the margin of error for women who showed morning sickness while pregnant.
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Earn +20 ptsQ: What accurately describe the effect of increasing the sample size?
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Continue Learning about Statistics
Will Random sample always accurately predict the outcomes of an entire population?
No. Only a census can ACCURATELY predict the outcomes: a random sample cannot.
What two features must a sample have if its to accurately represent a population?
The sample must be large and random.
Does a parameter describe a population or a sample?
A parameter describes a population. A statistic describes a sample.
What can help to increase study precision?
Increasing your sample size might help
As the sample size increases the effect of an extreme value on the sample mean becomes smaller.?
yes
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