Mathematics, 10.08.2021 02:50 22katelynfrankouqqrb
The group of 25 victims scored an average of 25.3 with a sample standard deviation of 9 on the anxiety scale. The group of 23 bystanders scored an average of 20.5 with a sample standard deviation of 8 on the same scale. You do not have any presupposed assumptions about whether victims or bystanders will be more anxious, so you formulate the null and alternative hypotheses as:
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Mathematics, 21.06.2019 12:50
2-digit numbers less than 91 which are 1 less than a multiple of 10
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Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0
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The group of 25 victims scored an average of 25.3 with a sample standard deviation of 9 on the anxie...
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