Lia and Elise are discussing measures of spread. Elise says the best measure of spread with which to compare data sets is the IQR. Lia says the best measure of spread with which to compare data sets is the standard deviation. Complete the sentences.

Part A: Elise is correct if both data sets are such as

Part B: Lia is correct if the data is such as

Answer choices for Part A 1st part:
Large, normal, skewed, small

Second part for part A:
1,2,3,4
1,2,4,5,20,300
1,2,3,4,5,6,9,10,11,12,15

Part B 1st part: Large, normal, skewed, small
Second part Part B:
60,65,70,75
0,60,70,70,250
0,10,20,25,55,60,390