A researcher hypothesizes more than85% of Americans own a cell phone. Which of the following would be an example of researchers making a Type IIError?

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A.From a studyconducted,researchers had evidence to reject their null hypothesis. In fact85%of Americans own cell phones.B.From a studyconducted,researchers had evidence to reject their null hypothesis. In fact90%of Americans own cell phones.C.From a studyconducted,researchers failed to reject their null hypothesis. In fact90%of Americans own cell phones.D.From a studyconducted,researchers failed to reject their null hypothesis. In fact85%of Americans own cell phones.