4. (8 points) The following table shows the result of recording the air quality index (AQI) for 100 consecutive days. AQI | 1-50 | 51-100 | 101-150 | 151-200 | 201-250 Number of days | 12 | 25 | 32 | 18 | 13 Is the AQI distributed as a normal distribution at 0.05 significance level?
Added by Taylor R.
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H0: The AQI is normally distributed. H1: The AQI is not normally distributed. Show more…
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