a cafeteria kept track of which fruit students picked with their lunch today. complete the two - way table…
a cafeteria kept track of which fruit students picked with their lunch today. complete the two - way table to display the relative frequencies by row. if needed, round to the nearest percent.
Answer
Explicación:
Paso 1: Calcular el total de estudiantes de 7º grado
$24 + 48=72$
Paso 2: Calcular la frecuencia relativa de manzanas para 7º grado
$\frac{24}{72}\times100%\approx33%$
Paso 3: Calcular la frecuencia relativa de bananas para 7º grado
$\frac{48}{72}\times100%\approx67%$
Paso 4: Calcular el total de estudiantes de 8º grado
$35 + 33 = 68$
Paso 5: Calcular la frecuencia relativa de manzanas para 8º grado
$\frac{35}{68}\times100%\approx51%$
Paso 6: Calcular la frecuencia relativa de bananas para 8º grado
$\frac{33}{68}\times100%\approx49%$
Respuesta:
| Fruit choices | Apple | Banana | Total |
|---|---|---|---|
| 7th grade | 33% | 67% | 100% |
| 8th grade | 51% | 49% | 100% |