Polygons in the Coordinate Plane Quiz Active

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THERE

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Maryam showed the location of each vertex of a polygon on the grid below.

-5 -4 -3 -2 -1,

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i 99

If the points are connected, which statements about the polygon are true? Check all that apply

Tu Boban has six sides.

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?