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# Help me on a stat problem please?

A survey of several hundred college students found that they averaged 20.4 years of age. According to a 2005 newspaper report about college students, 39% of all students in degree-granting institutions in the year 2000 were 25 and older. Tell whether each of the numbers mentioned is a statistic or a parameter, and identify it as being a sample proportion p hat , population proportion p, sample mean x, or population mean μ.

(a) Is 20.4 a statistic or a parameter?

statistic

parameter

20.4 is denoted as which of the following?

x

p hat

p

μ

(b) Is 0.39 a statistic or a parameter?

statistic

parameter

0.39 is denoted as which of the following?

x

p

μ

p hat

### 1 Answer

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- JoeLv 59 years agoFavorite Answer
20.4 is x

.39 is a parameter

.39 is p

Hope that helps!

Source(s): BAM! stat major!

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