Mathematics, 28.10.2019 05:31 itislyz
Astandardized exam's scores are normally distributed. in a recent year, the mean test score was 1548 and the standard deviation was 319. the test scores of four students selected at random are 1990, 1280, 2240, and 1450. find the z-scores that correspond to each value and determine whether any of the values are unusual.
Answers: 1
Mathematics, 21.06.2019 16:00
Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.
Answers: 2
Mathematics, 21.06.2019 19:30
When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41
Answers: 1
Mathematics, 21.06.2019 20:30
Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49Β°, a = 16, b = 14
Answers: 3
Mathematics, 22.06.2019 00:30
y=2xβ1 5xβ4y=1 is (1,1)(1,1) a solution of the system?
Answers: 1
Astandardized exam's scores are normally distributed. in a recent year, the mean test score was 1548...
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