Question

Maria surveyed girls on the amount (in $) they spent on a dress for the middle school spring fling:

79, 79, 79, 82, 84, 85, 89, 90, 99, 100, 100, 100, 129, 139, 155, 174, 189, 200,
209, 250
Which measure of variability IQ or MAD-best describes the spread of the dataset?
(1 point)
O IQR, the data distribution is symmetrical
O MAD; the data distribution is symmetrical
© IQR: the data distribution is skewed
O MAD: the data distribution has outliers

Answer 1

[AI-generated answer — Bot GPT 3.5]

IQR: the data distribution is skewed

Since IQR is more resistant to outliers and the dataset has a wide range of values, including some that are significantly higher than the rest, it is more appropriate to use IQR to describe the spread of the data.