A spinner is mounted on a piece of cardboard divided into six areas of equal size. Each of the six areas is a different color (blue, yellow, red, green, white, and orange). When the spinner is spun, each color should be selected by the spinner approximately ⅙ of the time. A student suspects that a certain spinner is defective. The suspected spinner is spun 90 times. The results are shown below. Test the students claim. Use a=0.10 Color: Blue, Yellow, Red, Green, White, Orange
Frequency: 12, 11, 17, 16, 19, 15