Page 39 - NUMINO_WB_6B
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191-B5-1
Biased Sampling
1. Jessica wants to survey all the students to find their satisfaction level about the
school’s play ground. Determine whether the sampling is biased or unbiased.
Example a. 30 randomly selected 6th grade
students
30 randomly selected baseball circle
members
b. 30 close friends c. 30 randomly selected girls
d. 30 randomly selected students e. 30 randomly selected music club
members
Biased Sampling
1. Jessica wants to survey all the students to find their satisfaction level about the
school’s play ground. Determine whether the sampling is biased or unbiased.
Example a. 30 randomly selected 6th grade
students
30 randomly selected baseball circle
members
b. 30 close friends c. 30 randomly selected girls
d. 30 randomly selected students e. 30 randomly selected music club
members
