Use the histogram below to approximate the mode heart rate of adults in the gym.

Question

Use the histogram below to approximate the mode heart rate of adults in the gym. 42 2 55 70 On a recent Statistics test, the scores were 15, 66, 66, 81, 82, 83, 85, 88, 90, 92, 93, and 95. Is the mean a good representation of the center of data? If not, why? No, the mean is not a good representation of the center. The mean score is 78, and 9 of the scores are better than this. Yes, the mean is a good representation of the center, because the score 15 is an outlier which will bring the average down. Yes it is, as the scores are spread evenly.

Explanation / Answer

Question 17

From histogram, Since 70 has maximum frequency 42, the mode = 70

Answer : 70

Question 18

From given information,

Answer : Yes it is, as the scores are spread evenly.

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