# Question

The survival times (in months) for two treatments for patients with severe chronic left-ventricular heart failure are given in the following tables.

a. Construct separate relative frequency histograms for the survival times of both the therapies.

b. Compare the two histograms. Does the new therapy appear to generate a longer survival time? Explain your answer.

a. Construct separate relative frequency histograms for the survival times of both the therapies.

b. Compare the two histograms. Does the new therapy appear to generate a longer survival time? Explain your answer.

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