15/27 Oь
Ос
Od
15/27
10 2/3
Question 3 (1 point)
A Road Runner to run at 5/8 of a mile in 1/2 hour. How far would he run in 4 3/8 hours if he ran at the same pace.
5 15/32
2/7
ООО
2 94/128
d
1/7
Question 4 (1 point)

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?

What statement is true? 2x^2-9x+2=-1

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?