The average wait time to get seated at a popular restaurant in the city on a Friday night is 14 minutes. Is the mean wait time greater for men who wear a tie? Wait times for 12 randomly selected men who were wearing a tie are shown below. Assume that the distribution of the population is normal. 16, 13, 15, 12, 14, 13, 12, 15, 14, 14, 13, 12 What can be concluded at the the a = 0.05 level of significance level of significance? a. For this study, we should use t-test for a population mean

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Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.