Answer:
Min value Group A = 17
Max value Group B = 29
Median Group A = 21
Range Group B = 11
Interquartile range Group A = 4
Upper quartile Group B = 26
Step-by-step explanation:
Minimum value = dot to the very left
Lower quartile = left vertical line of the box
Median = middle vertical line of the box
Upper quartile = right vertical line of the box
Maximum value = dot to the very right
From inspection of the given box plots:
<u>Group A</u>
Minimum value = 17
Lower quartile (Q₁) = 20
Median (Q₂) = 21
Upper quartile (Q₃) = 24
Maximum value = 26
<u>Group B</u>
Minimum value = 18
Lower quartile (Q₁) = 21.5
Median (Q₂) = 23.5
Upper quartile (Q₃) = 26
Maximum value = 29
Interquartile range (IQR) = Q₃ - Q₁
Range = maximum value - minimum value
<u>Solution</u>
Min value Group A = 17
Max value Group B = 29
Median Group A = 21
Range Group B = 29 - 18 = 11
Interquartile range Group A = 24 - 20 = 4
Upper quartile Group B = 26