Examlex
Data on the amount of time spent studying for a particular exam at a high school were collected for 150 students. You want to know at least how much time half of the students spent studying for that exam. Which of the following would you compute?
Population Means
The average values of a trait or measurement within a given population.
Standard Error
The standard deviation of the sampling distribution of a statistic, commonly used to measure how accurately a sample represents a population.
Null Hypothesis
The hypothesis that there is no significant difference or effect, and any observed difference is due to sampling or experimental error.
Normally Distributed
Refers to a probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.
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