Question

a soccer coach surveyed the players to determine the number of players who preferred selling coupon books, magazine subscriptions, or both for their fundraiser. the results are given in the venn diagram. to the nearest whole percent, what is the value of a in the relative - frequency table for the survey results? a = 27% a = 42% a = 81% a = 88% soccer team fundraiser coupon books 11 3 magazine subscriptions 7 5 soccer team fundraiser coupon not total books coupons magazines 12% a not magazines 19%

Explanation:

Step1: Calcular el total de jugadores

11 + 3+ 7 + 5= 26

Step2: Calcular el número de jugadores que no prefieren libros de cupones

7 + 5 = 12

Step3: Calcular la frecuencia relativa

$\frac{12}{14}\times100\%\approx88\%$ (donde 14 es el total de jugadores que prefieren revistas o no prefieren revistas: 12 + 2).

Answer:

a = 88%