Answer:
Can you attach the figure?
Step-by-step explanation:
The interquartile range is a better measure of spread because, The interquartile range is often seen as a better measure of spread than the range as it is not affected by outliers.
hope it helps.
have a good day.
Answer:

Step-by-step explanation:
We are given: 
The volume will be calculated via the integral as follows,

Answer:
75 degrees
Step-by-step explanation:
They are both adjacent to the 105 degree angles so they will both be 180 - 105 = 75 degrees.