A normal population with unknown variance has a mean of 20. Is one likely to obtain a random sample of size 9 from this population with a mean of 24 and a standard deviation of 4.1? If not, what conclusion would you draw? Explain. On your answer sheet give an explaaation yes no

Q: Can you guys help me on this? Thank you!

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Q: ily Driving The average number of miles a person drives per day is 24. A researcher wishes to see if…

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Q: Daily Driving The average number of miles a person drives per day is 24. A researcher wishes to see…

A: Given: n=25x¯=22.5σ=4.1α=0.01μ=24 The test hypothesis are, H0: μ = 24 H1: μ < 24. The hypothesis…

Q: n variable.

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Q: Can you guys help me on this? Thank you!

A: The 95% confidence interval: 1.2 mi/day to 7.8 mi/day If this is incorrect try to input 1.3 mi/day…

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Q: State Ho and H, in words and in symbols. Then determine whether the hypothesis test is left-tailed,…

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A: Given that , = 133, 2 = 144 So , = 12, n = 90 Let  be the mean of sample. = 133  =  /n = 12/90=…