Examlex
A normal distribution has a mean of µ = 40 with σ = 10.If a vertical line is drawn through the distribution at X = 55,what proportion of the scores are on the right side of the line?
Null Hypothesis
The null hypothesis is a statement in statistical analysis that proposes no significant effect or no difference as the outcome of an experiment or study.
Level of Significance
The probability threshold under which the null hypothesis is rejected in hypothesis testing, denoted as alpha.
Null Hypothesis
A default position that there is no difference or effect in a particular situation, used as a starting point for statistical hypothesis testing.
Number of Groups
The total count of distinct categories or clusters into which a set of observations or data points are classified.
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