A Sampling Error Could Occur From

question 79

Multiple Choice

A sampling error could occur from:

• A) a malfunctioning calculator.
• B) very few individuals in the control group.
• C) a poorly designed hypothesis.
• D) the scientist knowing which individuals were in the experimental group.
• E) having both an experimental and a control group.

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Definitions:

Probability Density Function

A function that describes the relative likelihood for a continuous random variable to occur at a specific point.

Null Hypothesis

A default hypothesis that there is no significant difference or effect, often tested against an alternative hypothesis in statistical analysis to evaluate the strength of evidence.

Test Statistic

A numerical value computed from a statistical test's sample data, used in hypothesis testing to determine whether to reject the null hypothesis.

Critical Value

A point on a statistical distribution that represents a threshold beyond which observations are considered to be statistically significant.