Harold Is Drawing a Sample So That Each Member of a Population

question 35

Multiple Choice

Harold is drawing a sample so that each member of a population has an equally likely chance of being selected, this is called:

• A) A nonrandom sampling method
• B) A quota sample
• C) A snowball sample
• D) An equal probability of selection method

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Definitions:

α

The significance level in hypothesis testing, typically representing the probability of committing a Type I error.

Type II Error

The error that occurs when the null hypothesis is not rejected when it is actually false, also known as a "false negative".

Sample Size

The number of observations or units chosen from a population for the purpose of statistical analysis.

Lowering Alpha

Reducing the alpha level, or the threshold of significance, to decrease the probability of committing a type I error in hypothesis testing.