Unhealthy Days in Cities The number of unhealthy days based on the AQI (Air Quality Index) for a random sample of metropolitan areas is shown. Round the sample statistics and final answers to at least one decimal place. 3. 23 21 14 5 40 61 39 Send data to Excel Construct a 90% confidence interval based on the data. Assume the variable is normally distributed.

Q: Please answer number two and can you show how its done in excel.

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Q: iGO 2. -/3 2/3 1/2

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Q: ON COMPUTER PLEASE   A.    +5x+4>4

A: the question is related to inequality we solve it.

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Q: Find the number of roots for the equation. 5x4 + 12x³ – x² + 3x + 5 = 0

A: As we know that the number of roots is equal to the highest power of the polynomial.

Q: Explain how the Root Test works.

A: Root test: Consider ∑an be a positive series. Consider the following equation: R=limn→∞an1n

Q: please solve and show your work

A: Given:

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A: First 2 step is correct.

Q: Evaluate I = 1+ 3x5 dr

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A: Given,

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Q: Can you please solve for Q* and v as well. Thanks

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