Given, 1 Find the value of the test statistic z The daim is that the proportion of accidental deaths of the elderly attributable to cold weather is more than a10, and the sample statistics include n-800 death of the elderly with 15% of them attrbuable to cold weather. O 471 O-34 O471

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A: According to the given information, we have H0: μ≥17.7Sample mean = 16.8Sample standard deviation =…

Q: sample of n = 56 observations The sum of x is ∑x = 4135 The sum of x² is ∑x² = 315647…

A: Solution

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