Let A be a 3 x 3 matrix given by 3-1 -3 10 A = I + 3 -6 0. (a) Calculate the determinant of A. Give your answer in the box below det(A): (b) Find all z for which the matrix A is not invertible. Part (b) Syntax advice, If there are multiple values of z, these values should be separated by a comma. For example, if your z values are a, b, c please enter a, b, cin the box. (c) Your classmate Bella wants to calculate the determinant of M A4+ 2A without calculating the entries of M explicitly

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.