Answer:
Step-by-step explanation:
Answer to 2:
a) 26 is upper Quartile
b) Inter-Quartile Range = Upper Quartile - Lower Quartile = 26 - 14.5 = 11.5
whereas cost of CDs lie between 7 to 29 Dollars
c) Median is 2nd Quartile which is 20.5
d) 29
e) 5 CDs
f) 2 CDs
Answer to 3:
a) 2nd Quartile is the median which is 75
b) First Quartile is 70
c) The statement "75 represents the mean score" is not true
d) 85 is the 3rd Quartile
