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Mathematics, 11.07.2019 17:00, loveuncondition
2x+5(-3x-10)=-154 i just need to know for this one so i can do the rest
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Answers: 2
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The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
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These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?
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2x+5(-3x-10)=-154 i just need to know for this one so i can do the rest...
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