Examlex
What question do developmental theories often fail to address when conceptualizing behavior?
Population Mean
The average value of a set of characteristics within a full population, calculated by summing all the values and dividing by the number of observations.
Sample Mean
The average value of all the observations in a sample, calculated as the sum of the observations divided by the number of observations in the sample.
Confidence Interval
It expresses the degree of uncertainty or certainty in a sampling method, represented as a range within which an estimated parameter is expected to lie.
Alpha (α)
In statistics, it represents the significance level, a threshold determining the probability of rejecting a true null hypothesis.
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