Statistics Homework Solutions
#4203
test hypotheses
PERSISTANT LOW HEMOCRIT IN ALL THE ELDERLY PATIENTS IN A NURSING HOME F .31, WITH A NORMAL OF .41. AN INTERVENTION PROGRAM OF AN IRON SUPPLEMENT WAS INITIATED TO SEE IF THE HEMOCRIT WOULD INCREASE.
A RANDOM SAMPLE OF 100 PATIENTS SHOWED THAT 60 PATIENTS NOW HAD ELEVATED LEVELS OF HEMOCRIT OF .41.
CAN WE CONCLUDE AT ALPHA= 0.05 THAT THE INTERVENTION WAS A SUCCESS?
a. what is the error value.
b. state the null and alternative hypotheses
c. define the test statistic
d. develope the decision rule.
e.compute the test statistic
f. state the conclusion.
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