An electronics store sells a particular model of a laptop computer. There are only 4 laptops in stock and the manager wonders what today’s demand for this model will be. She learns from the marketing department that the probability distribution for X, the daily demand for the laptop, is as shown in table below. Find the mean and standard deviation of the daily demand for laptop.
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.
An electronics store sells a particular model of a laptop computer. There are only 4 laptops in stock and the manager wonders what today’s demand for this model will be. She learns from the marketing department that the
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