Respuesta :

Range is the greatest minus the least which the greatest is 50 and the least is 28 so 50-28= 22
28,40,43,43,45,50,50
Median=43

28,40,43,43,45,50,50
Q1=40

28,40,43,43,45,50,50
Q3=50

The formula for interquartile range is
IQR=Q3-Q1
plug in the data we know
IQR=50-40=10

Answer=10