7.4/11.11 points | Previous Answers DevoreStat9 4 E 034 My Notes Ask Your Teac A

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7.4/11.11 points | Previous Answers DevoreStat9 4 E 034 My Notes Ask Your Teac An article suggests that substrate concentration (mg/cm3) of influent to a places.) reactor is normally distributed with 0.70 and -007 (Round your answers to four decimal (a) What is the probability that the concentration exceeds 0.80? 0.0764 (b) What is the probability that the concentration is at most 0.50? 0.0022 (c) How would you characterize the largest 5% of all concentration values? The largest S%'ll concentration values are above 09495 X mg/cm You may need to use the appropriate table in the Appendix of Tables to answer this question. Need Help? Talk to Tuter

Explanation / Answer

c)for largest 5% of concentration ; at 95 percentile ; z score =1.6449

therefore corresponding value =mean+z*std deviation =0.7+1.6449*0.07=0.8150

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