Mathematics, 31.01.2020 14:03 makenziehook8
Aman travels 600km partly by train and partly by car. if he covers 400km by train and the rest by car, it takes him 6 hours and 30 minutes. but if he travels 200 km by train and rest by car, he takes half an hour longer. find the speed of the train and that of the car
Answers: 3
Mathematics, 21.06.2019 23:30, Annaborden02
What is the measure of angle 1? a.28 b.152 c.168 d.64
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Mathematics, 22.06.2019 03:00, familygrahambusiness
Atest of sobriety involves measuring the subject's motor skills. a sample of 31 randomly selected sober subjects take the test and produce a mean score of 64.4 with a standard deviation of 2. a claim is made that the true mean score for all sober subjects is equal to 65. for each part below, enter only a numeric value in the answer box. for example, do not type "z =" or "t =" before your answers. round each of your answers to 3 places after the decimal point. (a) calculate the value of the test statistic used in this test. test statistic's value = (b) use your calculator to find the p-value of this test. p-value = (c) use your calculator to find the critical value(s) used to test this claim at the 0.2 significance level. if there are two critical values, then list them both with a comma between them. critical value(s) =
Answers: 2
Aman travels 600km partly by train and partly by car. if he covers 400km by train and the rest by ca...
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