2. A food processing plant typically contain fungus spores. If the ventilation system is not adequate,...

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2. A food processing plant typically contain fungus spores. Ifthe ventilation system is not adequate, this can have a seriouseffect of the health of employees. To determine the amount ofspores present, random air samples are pumped to a certain plate,and the number of \"colony-forming units (CFUs)\" are determinedafter time allowed for incubation. The data from the room of aplant that slaughters 35,000 turkeys per day, which are obtainedduring the four seasons of the year, is given below. The units arein CFUs per cubic meter.
Fall Winter Spring Summer
1231 384 2105 3175
1254 104 701 2526
1088 97 842 1090
1124 Â Â 401 1243 1987
a) Examine the data using exploratory data analysis tools.Create at least one graph comparing means.
b) Perform an -way ANOVA to determine is the effect of theseason is statistically significant. Use the four-stepmethod. Be sure to give a practical conclusion. Assume thepopulations are normally distributed and the variances are roughlyequal. Copy and paste the results of the test into yourWord document.

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4.4 Ratings (584 Votes)

Load the data into ExcelGo to DataMegastatSelect the option Analysis of Variance and goto One FactorSelect the data set for the Input RangeClick OKThe output obtained will be as followsMeannStd Dev1174348072Fall2465416875Winter12228463139Spring21945488209Summer120951686530TotalANOVAtableSourceSS dfMSF pvalueTreatment759604850325320161678360029Error36351955012302932958Total112312440015Posthoc See Answer

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