Chapters 1-2 EST3

A sample is ...

• the set of all elements under study

• A subset of the population

• An individual (statistical unit)

The variable Gender is of...

• Nominal scale

• Ordinal scale

• Interval scale

• Ratio scale

The variable height (in cm) is of...

• Nominal scale

• Ordinal scale

• Interval scale

• Ratio scale

Non parametric tests have less requirements than parametric tests.

• True

• False

In inferential statistics, one infer to the whole population based on data from a sample.

• True

• False

If the p-value is smaller than the significance level, one should ...

• reject H0

• dont reject H0

In the quantile non-parametric test, I want to test if the median is 10, then the test statistic is based on the number of observations until 10.

• True

• False

If the sample size is big, then the sampling distribution is approximately a Normal distribution

• True

• False