Intro to Stats

Variables

Measurement

Sampling

potpourri

100

Name something that contains statistics

Literally anything

100

Quantitative or Qualitative?

Brown Hair

What is Qualitative

100

Nominal, Ordinal, Interval, or Ratio?

Temperature

What is interval

100

Random, Systematic, Stratified, Cluster?

You want to select a simple random sample of 100 employees of Company X. You assign a number to every employee in the company database from 1 to 1000, and use a random number generator to select 100 numbers.

What is random

100

Determine the independent variable.

If I go to school, then I will get better grades

What is go to school

200

A characteristic or attribute that can assume different values?

What is a variable

200

Quantitative or Qualitative

9.8 Newtons

What is Quantitative

200

Nominal, Ordinal, Interval, or Ratio?

Political preferences

What is Nominal

200

Random, Systematic, Stratified, Cluster?

Every 8th PC is tested

What is systematic

200

Determine the dependent variable.

Because Tony stole my desk, he was written up

What is written up

300

A collection of data

What is data set

300

Discrete or Continuous?

Total tips after one night at a restaurant.

What is Discrete

300

Nominal, Ordinal, Interval, or Ratio?

Weight

What is Ratio

300

Random, Systematic, Stratified, Cluster?

Every 100 vaccine is sampled for size

What is systematic

300

This type of group received a placebo.

What is control group

400

A group of subjects picked to represent the population

What is a sample

400

Discrete or Continuous?

40 yard dash time for a Quarterback

Continous

400

Nominal, Ordinal, Interval, or Ratio?

Grades (A, B, C, D, F)

What is ordinal

400

Random, Systematic, Stratified, Cluster?

Based on street, students are grouped for a competition.

What is Cluster

400

This type of study is when a researcher watches the population and records data

What is observational

500

"Based on last years data, we should see an increase of purchases for the next year" is descriptive or inferential?

What is inferential

500

Discrete or Continuous?

Number of students in the class.

What is discrete

500

Nominal, Ordinal, Interval, or Ratio?

Zip Code

Nominal

500

Random, Systematic, Stratified, Cluster?

Blondes and Brunets are split for a survey

What is stratified

500

The boundaries between 45.6

What is 45.55 - 45.65

Click to zoom