Question 4. In Question 3, we made an assumption that the breathing rates have a distribution of mound-shaped. What about if we do not know any information about
the shape of data distribution? We only know that a mean equal to 16 and standard
deviation of 1.5 breaths per minute. What can we say about the proportion of all
students that have breathing rates in the following intervals?
A. 13 to 19 breaths per minute
B. Higher than 19 breaths per
minute
hoc mean =25 and the