Unit test: percents - part 1 assessment items fifty people were surveyed about their favorite flavor of frozen yogurt. the results of the survey are displayed in the circle graph. how many people prefer vanilla? enter your answer in the box. a pie chart displaying favorite flavors of frozen yogurt. chocolate is at 36 percent, strawberry is at 18 percent, vanilla is at 22 percent, banana is at 4 percent, and peanut butter is at 20 percent.