Quiz in Elementary Statistics and Probability

Judgement sampling is the selection of samples based on expert opinion

A bell-shaped and symmetrical distribution about mean is called standard distribution

Graph presentation is a method of presenting data using statistical table

Data that are non-numerical values.

It is the collection of all individuals or objects from which the required information is to be obtained.

A discrete variable is quantitative variables whose possible values can be listed

The more variation that there is in data set, the larger its standard deviation

Every value in the set is a number

A particular information of interest about the members of either the population or a sample.

If the expected value for a five dollar ticket is 0.85, then there is a 85% chance that the ticket will win

A scientific body of knowledge which deals with collection, presentation, interpretation and analysis of data.

Which of the following is an example of categorical data?

The sum of any roll of a dice is always 12 or less

It is a small portion or part of a population. It is the subgroup, subset or the representative of a population.

The range of a data set is given by this formula:RANGE= (maximum-minimum)/2

In a population of 55p, the probability of getting that a member will be pucked out for the random sample is 3/550

Which of the following is an example of numerical data?

This is the method designed for data collection through experiment. It is used in scientific inquiries.

Facts , or a set of information or observation under study.

Cluster sampling is a sampling design in which the population is grouped into small units such as districts