What is the range of the stem and leaf plot the key is 3/5 means 35 the stem has 33,35,37,39 48,49,51,51,52,53,53,55,56,60,63,67 ,69​

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b

The total number of dental clinics total for the last 12 months was recorded