Graph the function. f(x) = Vx - 7 y y 4 4 3 2 2 1 1 -20 - 10 10 20 -20 - 10 10 20 y y 4 3 2 2 1 1 - x 20 -20 -10 10 -20 -10 10 20 Determine the interval(s) for which f(x) 2 0. (Enter your answer using interval notation. Enter EMPTY or ø for the empty set.)

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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.