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Home Q & A Board Science-Related Homework Help Mathematics
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aggotfay aggotfay
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6 years ago
A researcher wants to carry out a hypothesis test involving the mean for a sample of size n = 15 . He does not know the true value of the population standard deviation, but is reasonably sure that the underlying population is approximately normally distributed. Should he use a z-test or a t-test in carrying out the analysis? Why?
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BubbblesBubbbles
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6 years ago
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aggotfay Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
paulinaibarra98
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Yesterday
Thanks
kriggs62
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2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
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