What are the three key questions to consider when choosing a statistical test?

Statistical Tests and Analysis Concepts

Interactive Video
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Mathematics
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9th - 10th Grade
•
Hard

Thomas White
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Level of measurement, number of samples, purpose of analysis
Type of data, sample size, data source
Data collection method, analysis software, hypothesis
Researcher's preference, data format, statistical software
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of data is also known as categorical or qualitative?
Interval/ratio data
Nominal data
Ordinal data
Quantitative data
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the most common summary value for interval/ratio data?
Range
Median
Mean
Mode
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When comparing two different groups, such as men and women, how many samples are involved?
Four samples
One sample
Two samples
Three samples
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have one sample with two variables, what kind of test might you use?
Difference of two means
Chi-squared test for independence
Test for a mean
Regression analysis
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a chi-square test for independence?
To compare two means
To analyze variance
To test a proportion
To explore the relationship between two variables
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of Helen's choconutties, what test is used to compare the weight of nuts in packets against a given value?
Chi-squared test
Test for a mean
Regression analysis
Test for a proportion
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