Examlex
A hypothesis is an implied relationship between two variables or measures stated in ambiguous terms for testing.
Population Standard Deviations
A measure of the dispersion or spread of all values in a given population.
Test Statistic
A calculated value from sample data that is used in a hypothesis test to decide whether to reject the null hypothesis.
Level of Significance
A criterion for judging the strength of evidence provided by the data against the null hypothesis, often denoted by alpha.
Significance Level
The probability of rejecting the null hypothesis in a statistical test when it is actually true, used to assess the evidence against the null hypothesis.
Q10: In basic experimental designs, multiple independent variables
Q11: A one-way ANOVA is a multivariate statistical
Q26: If a respondent is asked to choose
Q30: The independent samples t-test requires that the
Q32: The square root of the variance for
Q36: The tallying of a small sample of
Q38: Making the assumption that the population distribution
Q38: Surveys record _-_ behaviour whilst observations record
Q39: In marketing research, when respondents are asked
Q78: Order bias in questionnaire design frequently occurs