Mathematics, 07.05.2021 04:30 shantrice1831
Suppose a normal distribution has a mean of 49 and a standard deviation of
5. What is the probability that a data value is between 48 and 52? Round your
answer to the nearest tenth of a percent.
A. 26.2%
B. 30.5%
C. 31.1%
D. 28.8%
Answers: 1
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For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.
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The total number of dental clinics total for the last 12 months was recorded
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Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.
Answers: 2
Suppose a normal distribution has a mean of 49 and a standard deviation of
5. What is the probabil...
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