سؤال 17 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة " For a random sample of size 16 from a normal distribution. The sampl

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answerhappygod
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سؤال 17 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة " For a random sample of size 16 from a normal distribution. The sampl

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سؤال 17 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة " For a random sample of size 16 from a normal distribution. The sample mean=14.5, sample variance =25, t0.05,15=1.753. Then the upper bound of 90 % C.I for the population mean is اختر احدي الدجابات we can't calculate from these information 12.3 (12.3,16.69) 16.69
السؤال 16 لم تتم الدجابة بعد العلامة من 2 ضع تأشيرة ) In the normal distribution,to find Za (a) must be positive value. اختر احدى الدجابات True False
السؤال 15 لم تتم الإجابة بعد العادمة من 3 ضع تأشيرة ) The pooled variance, in this case n;=12, nz=21, and 5, 2=18 ands = 23 اختر احدى الدجابات 22.5 21.18 21.23 22.1
السؤال 13 لم تتم الإجابة بعد العلامة من 3 ضع تأشيرة ) For testing Ho: M=M, V.S Hy: M2.546)=0.01, then the p- value is اختر احدى الاجابات 0.01 0.1 0.99 0.9
سؤال 2 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة " We are 95% confident that the population mean lies between 43.8 and 46.2, then اختر احدى الدجابات We can't conclude any thing about mean in general. the population mean is 45. the sample mean is 45.
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