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please send the answer Please find the range, sample standard deviation and inter-quartile range (IQR) of the following data set. 45 53 66 67 73

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Please find the range, sample standard deviation and inter-quartile range (IQR) of the following data set. 45 53 66 67 73 76 77 77 90 91 range (Please enter an exact answer. ) standard deviation (8) (Please show your answer to one decimal place.) IQR- (Please enter an exact answer.) A new number, 286, is added to the data set above. Please find the new range, sample standard deviation and IQR of the new data set. range = (Please enter an exact answer, ) standard deviation (Please show your answer to one decimal place. ) IQR = (Please enter an exact answer.) Which measure of spread is less affected by the addition of the extreme observation? Range IOR standard deviation

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