Mathematics, 16.05.2021 07:50 livy151515
X is a normally distributed random variable with mean 5 and standard deviation 2.
What is the probability that X is between 3 and 7?
Write your answer as a decimal rounded to the nearest thousandth.
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Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.
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What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?
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The length of a rectangle (x+5) inches long, and the width is 3 2/5 inches. if the area is 51 square inches, write and solve an equation to find the length of the rectangle.
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X is a normally distributed random variable with mean 5 and standard deviation 2.
What is the proba...
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