Mathematics, 21.09.2021 16:30 EllaLovesAnime
Assume that random guesses are made for 7 multiple-choice questions on an SAT test so that there are n=7 trials, each with a probability of success (correct) given by p=0.5. Find the indicated probability for the number of correct answers.
Find the probability that the number x of correct answers is fewer than 4.
P(x < 4) = ?
Answers: 3
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Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.
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Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?
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Assume that random guesses are made for 7 multiple-choice questions on an SAT test so that there ar...
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