brad and lena are recording their classmates eye color for a statistics assignment. in brads class, 3 out of…
brad and lena are recording their classmates eye color for a statistics assignment. in brads class, 3 out of the 25 students have green eyes. in lenas class, 2 out of the 20 students have green eyes. which class has the greater ratio of green - eyed students to total students? brads class has the greater ratio. lenas class has the greater ratio. neither. the classes have the same ratio.
Answer
Explanation:
Step1: Calcular la proporción para la clase de Brad
La proporción de estudiantes de ojos verdes en la clase de Brad es $\frac{3}{25}= 0.12$.
Step2: Calcular la proporción para la clase de Lena
La proporción de estudiantes de ojos verdes en la clase de Lena es $\frac{2}{20}=0.1$.
Step3: Comparar las proporciones
Como $0.12>0.1$, la clase de Brad tiene una proporción mayor.
Answer:
Brad's class has the greater ratio.