A Table, Formula, or Graph That Shows All Possible Countable

question 6

Multiple Choice

A table, formula, or graph that shows all possible countable values a random variable can assume, together with their associated probabilities, is called a:

• A)discrete probability distribution.
• B)continuous probability distribution.
• C)bivariate probability distribution.
• D)probability tree.

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Definitions:

Nonrandom Samples

Nonrandom samples are samples that are not selected using random methods, which may result in a biased representation of the overall population.

Alternative Hypothesis

It proposes that there is a statistically significant relationship between variables, opposing the null hypothesis.

Mean Difference

The average difference between each pair of observations in two sets of values, often used in comparative studies.

Null Hypothesis

In statistics, it's the hypothesis that there is no effect or no difference, and it is tested against an alternative hypothesis.