Here are some summary statistics for the size of forest fires last year: smallest fire = 72 acres,mean = 493 acres,median = 493 acres,range = 7,928 acres,IQR = 370,Q1 = 197,standard deviation = 59 acres.Between what two values are the middle 50% of fire sizes found?
A)123.25 and 369.75
B)98.6 and 394.4
C)197 and 567
D)72 and 8000
E)246.5 and 493

Question

Quizplus · Accepted Answer

The middle 50% of fire sizes are found between the first quartile (Q1) and the third quartile (Q3). Given Q1 = 197 and IQR = 370, Q3 can be calculated as Q1 + IQR = 197 + 370 = 567. Thus, the middle 50% of fire sizes are between 197 and 567 acres.

Here Are Some Summary Statistics for the Size of Forest