jess spins a pointer 25 times and finds an experimental probability of the pointer landing on 3 to be ⁴/²⁵, or 16%. the theoretical probability of the spinner landing on 3 is ¹/⁴, or 25%. why might there be a significant difference between

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?