Which of the following quantitative data sets would you expect to have the larger standard deviation? Group of answer choices The collection of heights, measured in inches, of 1st- through 6th-grade students in an elementary school. The collection of heights, measured in inches, of all 12th-grade students in a high school The length in inches of newborns at a hospital in one year.

22 points algebra 1//sum and product of rational and irrational numbers. dont have to do all 4 if could much : )) write an example: 1) how the product of two identical irrational numbers can be a rational number. 2) how the product of two different irrational numbers can be a rational number. 3) write a quotient of intergers that is not a real number. 4) is the set of positive irrational numbers closed for the operation of division? if not give a counter example.