The following frequency distribution presents the five most frequent reasons for hospital admissions in US community hospitals in a recent year. Reason Frequency (in thousands) Congestive heart failure 83 Coronary atherosclerosis 145 Heart attack 67 Infant birth 397 Pneumonia 119 a. Find the relative frequency for each of the 5 reasons. b. Sketch a bar graph for this data set. Label your axes correctly c. Sketch a pie chart for this data set

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