A shopping mall is interested in the income level of its customers and is taking a survey to gather information. A sociologist is researching an area in an effort to determine the proportion of households with a male head of household. A study is concerned with the average number of hours worked by high school students. A business firm introducing a new product wants to know how many purchases its clients will make each year.

Q: This table lists the gross property tax distribution applicable to a local homeowner. Property Tax…

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Q: he number of stores that must be sampled is

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A: Conditional probability formula : P(A | B) = P(A n B) /P(B)

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Q: Yearly Number of Businesses 110 100 90 80 70 60 2005 2007 2009 2011 Year City planners in Beaufort,…

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A: It is an important part of statistics. It is widely used.

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Q: What percentage of the people who worked were males?

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A: SUMMARY OUTPUT                                 Regression Statistics                 Multiple…

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Q: what percentage of the women did not work?

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A: Hai

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Q: Find the weighted average of a data set where 10 has a weight of 2, 20 has a weight of 3, and 30 has…

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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.