A ma or undertaking n previous years involved retrofitting fertilizer roduction

Question

A ma or undertaking n previous years involved retrofitting fertilizer roduction lines with L v s stems to re uce a ona e o ures amor li e workers Fou)our 10 fertilizer plants have been modified, with another 6 scheduled for the upcoming year. Your industrial hygiene team has been collecting of your facilities for compliance purposes. You decide to analyze the data to determine if the new LEV systems are significantly reducing ammonia exposures, as intended. The lead IH in charge of sampling emailed you the exposure records for all fertilizer production facilities. Data on worker exposures from two similar facilities one with and one without the LEV system) are provided below: ac1 (002 Maint Maint2 Floor Facilit Line1 Line2 Line3 Line4 Line down)/task right) p. sup. Pittsburgh 35 ppm ps ppm15 ppm 110 ppm 7 pprm 5 pprm 11 pprm 12 no LEV) ppm Ppm Omaha 15 ppm 20 ppm 14 ppm 10 ppm 6 ppm 2 ppm ailed pm

Explanation / Answer

The data in both samples are not approximately normal

It is false.

Option B is Correct

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