Question

(AWARDING 90 POINTS!!!) Does this data set have any outliers?

{667, 667, 505, 435, 844, 435, 346, 667, 346, 779, 222}

Yes, 222 is an outlier.


Yes, 667 is an outlier.


Yes, 844 is an outlier.


No, there are no outliers.

Answer 1

Yes, 222 is an outlier

Explanation:

{222, 346, 346, 435, 435, 505, 667, 667, 667, 779, 844}

Q1 = 435

Q3 = 667

IQR = Q3 - Q1 = 232

222 is below Q1 - 1.5*IQR (104)