3. The time needed to complete a task has been recorded of 20 randomly selected workers . The values are given below: 40,20,25,29.5,38.9,14.8,30,31.5,33,23.6 35,27,41,30.231.5,31,18,27.6,22,29 Find 99% confidence interval for the population mean time it takes to complete this task.
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.
Hello, below find a question based on probability and statistics, and please do a deep working because i am weak at this and kindly provide the correct answer with correct values, thanks in advance
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