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Earn +20 ptsQ: What are domestic violence statistics among different age groups?
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Continue Learning about Statistics
Show the sizes of different age groups in a population?
Population pyramids
What does a t-test tell you?
A t-test is an assessment of whether the means of two groups are statistically different from one another (running a t-test is appropriate when you want to compare the means of two groups). A t-test tell you the probability that those two sets of values come from different groups.
How many different ways can you choose 5 books from a shelf containing 12 books?
792 different groups of 5 books, in 95,040 different sequences.
How do circle graphs hep compare different groups of data?
Circle graphs, or pie charts compare the percentage of different things.
What does a bar graph measure?
It measures things between different groups, for example, a sandwich is a things, but you can use a bar graph to measure different kinds of sandwiches.
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