91Ó°ÊÓ

We are given quantity$\mathrm{μ}$

We need to identify whether quantity is parameter or statistic

A parameter is a number that describes the entire population characteristics .

A statistic is a number that describes characteristics of a sample.

Greek and capital letters typically refer to populations, but Latin and lower-case letters usually refer to samples.

From above definitions we can elaborate that

$\mathrm{μ}$is parameter quantity.

We are given quantity $s$

We need to identify whether quantity is parameter or statistic

A statistic is a number that describes characteristics of a sample.

Greek and capital letters typically refer to populations, but Latin and lower-case letters usually refer to samples.

From above definitions we can elaborate that

$s$ is a statistic quantity.

We are given quantity $\stackrel{¯}{x}$

We need to identify whether quantity is parameter or statistic

A statistic is a number that describes characteristics of a sample.

Greek and capital letters typically refer to populations, but Latin and lower-case letters usually refer to samples.

From above definitions we can elaborate that

$\stackrel{¯}{x}$is a statistic quantity.

We are given quantity $\mathrm{σ}$

We need to identify whether quantity is parameter or statistic

A parameter is a number that describes the entire population characteristics .

A statistic is a number that describes characteristics of a sample.

Greek and capital letters typically refer to populations, but Latin and lower-case letters usually refer to samples.

From above definitions we can elaborate that

$\mathrm{σ}$ is a parameter quantity.