A researcher developing scanners to search for hidden weapons at airports has that a new scanner is significantly better than the current scanner. He made his decision based on a test using Would he have made the same decision at How about Explain. Select the statement relating decision making to values of . A. His decision would have been the same for both and . B. His decision have been for but have been for . C. His decision may have been different for both and . D. His decision have been for but have been for .

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Which equation represents the function on the graph?

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?