A survey recently went out to 15 university presidents across a certain country.

Question

A survey recently went out to 15 university presidents across a certain country. The data represents the ages of the represent their ages. a different presidents. Use a stem-and-leaf plot that has two rows for each stem to 52,63, 56, 51, 57, 55, 63,67, 58,64, 52, 60, 56, 51, 72 Determine the leaves in the stem-and-leaf plot shown at the right (Use ascending order.) Stems Leaves Which of the following best summarizes what the stem-and-leaf plot tells you about the data? OA The plot shows that there is an equal amount of university prosidents under the age of 60 as thare is above the age of 6o O B. The plot shows that most university presidents have ages that range from 50 to 65 years old O C. The plot shows that most university presidents have ages that range from 65 to 75 years old O D. The plot shows that the age of the university presidents cluster around age 60 Click to select your answers)

Explanation / Answer

For stem and leaf plot, we first need to arrange the data in asscending order

51, 51, 52, 52, 55, 56, 56, 57, 58, 60, 63, 63, 64, 67, 72

Now, the Tens digit will be stem and Ones gigit will be leaf. Further we will split each stem in 2 parts such that The top row have numbers from 50 to 54

The plot shows that most university presidents have ages that range from 50 to 65 years old.

Stem leaves 5 1 1 2 2 5 5 6 6 7 8 6 0 3 3 4 6 7 7 2

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