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is 1 pt This Q An army monitored 10 cavalry corps for 20 years and recorded the

ID: 2936354 • Letter: I

Question

is 1 pt This Q An army monitored 10 cavalry corps for 20 years and recorded the number X of annual fatalitios due to honse kicks f B Click the ion to view the data table or the 200 observations. The accompanying table shows the data. Complete parts (a) through (d) years in which there were 0 deaths, 1 death, 2 deaths, 3 deaths, and 4 deaths. Complete the tblie below The mean number of deaths per year isType an integer or a decimal.) c) Use the mean number of deaths per year found in part (b) and the Poisson probaslity law to detemine the theoreical proportion of years that 0 deaths should oocur Repeat this for 1, 2, 3, and 4 deaths Compiate the table below places as needod) a) Compare the observed propertions to the theoretical propartions. Do you trink the data can be modeied by the poisson probab ity la MacBook Air 20,888 1

Explanation / Answer

The proportion values are equal to observed value / 200

a)

b) Mean = 0.58

c)

X Proportion P(X=x) xP(X=x) 0 0.565 0 1 0.315 0.315 2 0.1 0.2 3 0.015 0.045 4 0.005 0.02 Total: 0.58