[Step-by-Step] A survey of air quality in a city measured X, the amount of suspended particulate matter (in µgm./m 3) for fourteen days. The data are:
Question: A survey of air quality in a city measured X, the amount of suspended particulate matter (in µgm./m 3 ) for fourteen days. The data are:
X: 68 36 22 38 36 39 32 40 42 36 24 34 28 33 38 32
Assume daily amount of particulate matter is normally distributed, obtain the
- 98% (b) 95% (c) 90%
confidence interval for mean daily amount of particulate matter in the city.
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