Handy Glass Pty has found that 25% of customers in its client base are located in Gauteng. A sample of 130 customers is randomly selected. Assuming normal distribution: 1.) Determine the standard error for this sample. 2.) What is the probability that more than 24.50% of the customers in the sample are situated in Gauteng? Interpret your answer.
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.
Handy Glass Pty has found that 25% of customers in its client base are located in Gauteng. A sample of 130 customers is randomly selected. Assuming
1.) Determine the standard error for this sample.
2.) What is the probability that more than 24.50% of the customers in the sample are situated in Gauteng? Interpret your answer.
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