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Local press reported that out of 32,600 active cases of Coronavirus in Arkansas 425 had fatal outcome. Nationally 1 out of 88 active cases have fatal outcome. Complete Hypothesis Testing at the 1% level.
Consider distribution for sampling proportion as a Normal Distribution.
Ho in this case assumes that population proportion is p = 1/88 = 0.011;
HA will assume that p > 0.011
Calculate sample proportion = 425/32,600 =
Calculate Test Statistics z =
Enter z-value in the online applet https://www.socscistatistics.com/pvalues/normaldistribution.aspx and find p-value.
Compare p-value to a = 0.01 and make conclusion: reject or do not reject Ho.
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