A surveryor wants to know how many shoppers at a mall like to read books. He surveys 100 people coming out of a bookstore at the
mall.
Is this sampling method biased?
A. Yes
B. No
2 answers:
A. Yes
This sampling method is biased because the survey only asks people that are coming out of a bookstore rather than people all over the mall.
Yes it is biased aaaaaaaaaaaaaaaaaaaaaaaaaa
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-27 hope this helps :): :): )(:
Multiply the fraction by both things in the parenthesis.
Answer:
its C
Step-by-step explanation:
Answer:
cos 30
Step-by-step explanation:
cos 30 + sin 60 / 1+ sin 30 + cos 60
= root3 / 2 + root3/2 / 1 + 1/2 + 1/2
= root 6/2 by 4/2
= root 6/4
= root 3/2
= cos 30
