New Zealand
Level 8 - NCEA Level 3

# Features of Populations and Samples

## Interactive practice questions

Which of the following is the notation for the population mean?

$\mu$μ

A

$s$s

B

$\overline{x}$x

C

$\sigma$σ

D

$\mu$μ

A

$s$s

B

$\overline{x}$x

C

$\sigma$σ

D
Easy
Less than a minute

Which of the following is the notation for the population standard deviation?

Which of the following is the notation for the sample mean?

Which of the following is the notation for the sample standard deviation?

### Outcomes

#### S8-2

Make inferences from surveys and experiments: A determining estimates and confidence intervals for means, proportions, and differences, recognising the relevance of the central limit theorem B using methods such as resampling or randomisation to assess

#### 91582

Use statistical methods to make a formal inference