Question

ms. gonzales gathered data on the number of vowels in the first and last names of each of her students. the data are shown in the dot - plot. what percentage of the students have 5 or more vowels in their first and last names? a. 21% b. 63% c. 37% d. 70%

Explanation:

Step1: Count total number of data - points

Count all the dots in the dot - plot. There are \(1 + 3+5 + 8+6 + 2+1+1=27\) data - points.

Step2: Count number of data - points with 5 or more vowels

Count the dots for 5, 6, 7, 8, and 9 vowels. There are \(8 + 6+2 + 1+1 = 18\) data - points.

Step3: Calculate the percentage

The percentage is \(\frac{18}{27}\times100=\frac{1800}{27}\approx66.67\%\approx63\%\) (rounding to the nearest option).

Answer:

B. 63%