The graph represents the distribution of the number of questions answered correctly on a 50-question math test. what is the standard deviation of the data?

4

8

12

14

From a standard deck of 52 cards what is the probability of picking either an eight or a queen

Solve using substitution. -7x + 9y = 20 y = 10

Write the expression in exponential form (3 sqrt a) ^2

Mr John was paid $190 for a job that required 40 hours of work. At this rate, how much should he be paid for a job requiring 60 hours of work?

A container holds 5 gallons of lemonade. How much is this in pints?

Order of operations - usually, one egg is released each month during a female's reproductive years. If menstruation begins at 12 years of age and ends at 50 years of age, calculate the number of eggs her body can release during her reproductive

Rational number 7/3 has terminating decimal

The price of the bike that Ali wants to buy is $525. How much will Ali pay for the bike if the state tax rate is 5%

How to simplify 24/1

13 in 7 in 24 in 4in