2)The lengths of time that his mom reads are typically longer and have more variability than the lengths of time that his dad reads.
Answer:
The lengths of time that his mom reads are typically shorter and have less variability than the lengths of time that his dad reads.
Step-by-step explanation:
The moms mean is less than the dads. The range is less too. Making the mom reading less and having less variability
Given
A circular ring
Required
The length
Let
the radius of the ring
The length is calculated by calculating the circumference of the ring.
This is calculated using:
or
Where
diameter
and