Mathematics, 14.03.2020 01:15 jdodger910
Scores on the Critical Reading portion of the SAT college entrance test in a recent year were roughly Normal with mean 496 and standard deviation 115. You choose an SRS of 100 students and average their SAT scores. If you do this many times, the standard deviation of the average scores you get will be close to
A. 115
B. 115 / square root of 100 = 1.15
C. 115 / square of 100 = 11.5
Answers: 3
Mathematics, 21.06.2019 20:30
A. plot the data for the functions f(x) and g(x) on a grid and connect the points. x -2 -1 0 1 2 f(x) 1/9 1/3 1 3 9 x -2 -1 0 1 2 g(x) -4 -2 0 2 4 b. which function could be described as exponential and which as linear? explain. c. if the functions continue with the same pattern, will the function values ever be equal? if so, give estimates for the value of x that will make the function values equals. if not, explain why the function values will never be equal.
Answers: 3
Scores on the Critical Reading portion of the SAT college entrance test in a recent year were roughl...
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