INUD Block
IN
Date
• Markeit welber
Homework Module 1. Lesson 1-9.
1)
There are 4 cans that store 12 tennis balls.
a) Write a ratio to express the amount of tennis balls to cans.
b) Find the constant of proportionality for this situation.
c) Write an equation to represent the relationship.
2)
A motorbike gets 60 gallons per gallon.
a) What is the unit rate?

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?