Mathematics, 22.09.2020 01:01, JocelynC24
At a local university, a sample of 49 evening students was selected in order to determine whether the average age of the evening students is significantly different from 21. The average age of the students in the sample was 23.25 years. The population standard deviation is known to be 7 years. Determine whether or not the average age of the evening students is significantly different from 21. Use a .1 level of significance. At a 0.1 level of significance, the null hypothesis should .
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Mathematics, 21.06.2019 22:30, 1930isainunez
How can constraints be used to model a real-world situation?
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Mathematics, 22.06.2019 00:00, andreaolvera
Add, subtract, multiply, or divide as indicated. list any restrictions for the variable(s) and simplify the answers when possible. 1) x-2 / x+5 + 3x / 2x-1 2) x+6 / x-6 - x^2 / x+6 3) x+9 / x-4 + x+2 / x^2-11x+28 4) x / x^2-64 + 11 / 2x^2+11x-40 5) 5 / x + 11 / x-3 - x-4 / x^2+2x-15
Answers: 1
At a local university, a sample of 49 evening students was selected in order to determine whether th...
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