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Mathematics, 22.06.2019 02:30
If wxyz is a square, which statements must be true? plz < 3
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Mathematics, 22.06.2019 03:40
Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
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Mathematics, 22.06.2019 04:20
Atriangle abc has two side lengths of 28 ft. and 24 ft. if angle c is 91Β°, what's the measurement of angle b?
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Mathematics, 22.06.2019 06:10
Select the correct answer from each drop-down menu. a parabola is given by the equation y = x2 β 2x β 3. the directrix of the parabola is given by the equation . the focus of the parabola is .
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English, 31.05.2021 14:00