Mathematics, 02.06.2021 20:00, dlow4974
Using traditional methods it takes 99 hours to receive an advanced driving license. A new training technique using Computer Aided Instruction (CAI) has been proposed. A researcher used the technique on 190 students and observed that they had a mean of 98 hours. Assume the population variance is known to be 49. Is there evidence at the 0.05 level that the technique reduces the training time?
State the null and alternative hypotheses.
Find the value of the test statistic. Round your answer to two decimal places
Answers: 1
Mathematics, 21.06.2019 19:00, alaina3792
Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable
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Mathematics, 21.06.2019 21:00, almasahagung
Can someone tell me if this is perpendicular? !
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Mathematics, 21.06.2019 22:50, memester74
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Mathematics, 22.06.2019 02:00, CJunc95801
The statement tan theta= -12/5, csc theta=-13/12, and the terminal point determained by theta is in quadrant two
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Using traditional methods it takes 99 hours to receive an advanced driving license. A new training t...
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