Mathematics, 21.01.2020 21:31 jadeafrias
Some iq tests are standardized to a normal model, with a mean of 100 and a standard deviation of 16.
a. what does the 68-95-99.7 rule predict?
b. about what percent of people should have iq scores above 84?
c. about what percent of people should have iq scores between 116 and 132?
d. about what percent of people should have iq scores below 68?
Answers: 3
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Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer
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Mathematics, 21.06.2019 19:10
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap
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Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
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Mathematics, 21.06.2019 22:00
How do you write a paragraph proof to prove that the corresponding angles shown are congruent
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Some iq tests are standardized to a normal model, with a mean of 100 and a standard deviation of 16....
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