Which sample is most likely to result in an unbiased survey a. all students attending a homeroom class in the morning
b. all students going to football practice after school c. all male students
d. all students participating in the band

a

Step-by-step explanation:

students are grouped together for briefing. thus resulting to unbiased survey.

the answer is 5/3x+7/5y+7

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)