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1. a. Determine the average rate of change in median age per year from 1950 to 2010. b. Describe what the average rate of change in part a represents in this situation
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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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Mathematics, 21.06.2019 22:30
If a and βa are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|
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Mathematics, 21.06.2019 23:00
Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?
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Mathematics, 21.06.2019 23:00
Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?
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1. a. Determine the average rate of change in median age per year from 1950 to 2010. b. Describe wha...
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