In an all boys school, the heights of the student body are normally distributed with a mean of 70 inches and a standard deviation of 3 inches. What percentage of the
students are shorter than 74 inches tall, to the nearest tenth?

the answer is -1 for this question

step-by-step explanation:

chemists are often responsible for designing a chemical reaction and analyzing the products obtained from it. one significant part of designing a chemical reaction is determining the amount of each reactant that is needed and the amount of each product that will be produced. in order to do so, chemists use stoichiometry, the quantitative relationships between reactants and products.

there were only 2 presidents that were under the age of 45. theodore roosevelt, and jfk, that makes 5%