Psychology, asked by hamzabhatti2240, 9 months ago

a random sample of nine individuals from a large city have a mean height of 68 inches and the unbiased estimate of population variance found from the same sample was 4.5 inches. Test the hypothesis from the mean height of the individual of the city is 68.5 inches using a level of significance of 0.05

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Answered by noman126548

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Try to solve but i cant solve it, plz share its answer

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