Answer the following statement(s) true (T) or false (F)

1. Parameters are used to describe the characteristics of a sample.
2. Descriptive statistics are used to answer questions about how much confidence we
can place in our results.
3. The goal in developing a sample is to maximize its generalizability.
4. Replacing “N” in the denominator of the formula for standard error of the mean with
“N – 1” results in a slightly smaller standard error.
5. Measure of dispersion and standard deviation are used in similar ways when
calculating the standard error of the mean and proportion.


1.False
2.False
3.True
4.False
5.True

Social Work & Human Services

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