PSY 325 Week 2 Quiz Set 3
PSY 325 Week 2 Quiz Set 3
Based on past experience, the probability that the sun will rise tomorrow is ________.
The standard error of the difference is a measure of pooled variance.
The z scores is a ratio of difference to variability (t).
How is the z-test different from z-score analysis?
What advantage does the one-sample t offer over the z-test?
In a distribution for which the mean is 25 and the standard deviation is 5, what percentage of all scores occur at 30 or below?
Which is true of a one-tailed test?
The distribution upon which the z-test is based has a mean of 1.0.
In a distribution for which the mean is 25 and the standard deviation is 5, what percentage of all scores occur between 20 and 30?
The z-test asks whether the population from which the sample was drawn has the same mean as the population to which it is compared.
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