Quiz
Lesson 2 - Parametric Statistics
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Questions in this quiz (10)
1Parametric statistics in the normal distribution in the underlying population, characterised by specific parameters.
- ATrue
- BFalse
2The p-value is the ratio of the number of observations of an event, to the number of all observations (by assuming that all cases are equally possible).
- ATrue
- BFalse
3T-tests are conducted to find out whether two samples are different because the populations are different, or if it's due to any random error.
- ATrue
- BFalse
4What of the following show normal distribution?
- Az-scores
- Bp-values
- Ct-distribution
- DIQ scores
5The alpha level is known as the level of ...
- Aprobability
- Bsignificance
- Cinference
6Statistical power increases when
- Astandard deviation is lower
- Bstandard deviation is higher
- Cthe effect is larger
- Dsample size is larger
- Ethe group difference is smaller
7When can we use a one-tailed t-test?
- AIf an effect in a particular direction is expected
- BIf we have no previous evidence of a difference
- CWhenever we want
8What is the main advantage of an ANOVA?
- AIt's on available SPSS
- BReduces the rate of inflation of type 1 error
- CReduces the rate of inflation of type 2 error
9T-tests are conducted to find out whether the two samples are different because the populations are different, or because of any random error.
- ATrue
- BFalse
10Independent sample t-tests are used when the dependent variable is measured twice in each individual and Dependent sample t-tests are used when there is a single dependent variable measured from two groups.
- ATrue
- BFalse
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- Description
- Psychology Quiz on Lesson 2 - Parametric Statistics, created by Kelly Hamilton on 23/08/2021.
- Author
- Kelly Hamilton
- Language
- English
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