Step-by-step explanation:
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A phone is regularly priced at $350. If you get it on sale for 15% off, how much do you pay?
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Complete Question
An F5 tornado is classified as having mean wind speeds greater than 261 mph. In an effort to classify a recent tornado, 20 wind speed measurements were randomly selected from within the path of the tornado. Suppose the mean wind speed for this tornado really is greater than 261 mph with a sample standard Deviation 41.09 mph. Based on the data, if we fined little to no evidence against the null hypothesis that the mean wind speed is 261 mph, we have made _______________.
Answer:
Step-by-step explanation:
From the question we are told that:
Sample size
Population mean
Sample mean
Sample standard deviation
Generally the equation t test statistics is mathematically given by
Therefore
Pvalue from table is