Mathematics, 04.07.2019 21:20 mangowammy
Using traditional methods, it takes 10.9 hours to receive a basic driving license. a new license training method using computer aided instruction (cai) has been proposed. a researcher used the technique with 9 students and observed that they had a mean of 11.3 hours with a variance of 2.56. a level of significance of 0.05 will be used to determine if the technique performs differently than the traditional method. assume the population distribution is approximately normal. find the value of the test statistic. round your answer to three decimal places.
Answers: 2
Mathematics, 21.06.2019 17:00
One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.
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Mathematics, 21.06.2019 17:50
Which of these triangle pairs can be mapped to each other using two reflections?
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Mathematics, 22.06.2019 02:00
He trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? ? a) 42 cm2; 27 cm2; 69 cm 2 b) 54 cm2; 27 cm2; 81 cm 2 c) 108 cm2; 27 cm2; 135 cm 2 d) 108 cm2; 13.5 cm2; 121.5 cm 2
Answers: 2
Using traditional methods, it takes 10.9 hours to receive a basic driving license. a new license tra...
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