5. The following dotplot shows the migraine intensity (on a scale of 1 to 10) for 29 adults suffering from recurring migraines.

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Q: 1. 1 Of the following classified data is:

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Q: Group SEM Alcohol 25 0.25 0.05 Placebo 25 0.12 0.03

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A: Given the data 5.0  30.3  14.7  19.2  6.2  9.0  19.6  22.9  41.6  11.4  17.3  31.1  9.6  12.8  12.2…

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Q: ... The following is a frequency distribution of a country of origin of international students;…

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Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.