A rectangle has a length that is five feet more than three times its width. The perimeter of the rectangle is 66 feet. Which equation below would model the information given about this rectangle? L= 3W+ (1) 2w+3(w+5)= 66 (2) 2w+3w+5= 66 (3) 2w+2(3w+5) = 66 2x w+3w+5%=66

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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.