In a survey, 11 people gave the following ratings for a local politician (on a scale of 0 to 100). 42, 44, 46, 47, 48, 49, 49, 50, 52, 53, 55 Complete the parts below to identify any outliers. (a) Let Q₁ be the lower quartile and Q3 be the upper quartile of the data set. Find Q, and Q3 for the data set. 9₁=0 93= (b) Find the interquartile range (IQR) of the data set. IQR = [ 8 X Lower boundary: Upper boundary: X (c) Calculate a lower boundary using Q₁-1.5-IQR. Calculate an upper boundary using 23 +1.5-IQR. (Note th 1.5-IQR means 1.5 times the IQR.) Español X

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