Alejandro wants to determine the average shoe size of all of the male students in his school. which sample is likely to yield the
most biased results?
every tenth boy on the school's phone list
every member of the boys' basketball team
every boy in a randomly selected ninth-, tenth-, eleventh-, and twelfth-grade gym class
every fifth boy who walks through the front doors of the school in the morning

b

Step-by-step explanation:

every tenth boy on the school’s phone list every member of the boys’ basketball team every boy in a randomly selected ninth-, tenth-, eleventh-, and twelfth-grade gym class every fifth boy who walks through the front doors of the school in the morning

Step-by-step explanation:

every tenth boy on the school’s phone list every member of the boys’ basketball team every boy in a randomly selected ninth-, tenth-, eleventh-, and twelfth-grade gym class every fifth boy who walks through the front doors of the school in the morning