The tighter the probability distribution of its expected future returns, the greater the risk of a given investment as measured by its standard deviation.

a. Trueb. False

In one grade of 150 students the ratio of boys to girl is 2:3. How many boys are in that grade?

A bag contains white marbles and red marbles, 20 in total. The number of white marbles is 4 less than 2 times the number of red marbles. How many white marbles are there?

The ratio of cats to dogs is 4:5. If there are 20 dogs, how many cats are there?

The lowest temperature every recorded in the us was - 34 degrees f. the highest temperature ever recorded was 108 degrees f. what is the difference between the lowest temperature and highest temperature?

Over the course of a year, a classroom went from 15 students to 19 students. Use the drop-down menus to build an equation that could be used to find the percent change, p, in the number of students.

Simplify the expression 4 (2x-7) + 3

What is 6 3/20 as a decimal

The manager of the neighborhood baseball team bought 150 baseballs in boxes of 6. How many boxes did he buy?

A yogurt company charges $.72 for a 6 ounce container of yogurt how much does it charge for an 8 ounce container

What is 373 out of 500 simplified