A ______ sample is one in which the population is divided into groups and a random sample of groups is drawn.
2 answers:
Answer:
Wouldn't it be a "Cluster" sample?
A _Cluster_ sample is one in which the population is divided into groups and a random sample of groups is drawn.
A cluster sample is one in which the population is divided into groups and a random sample of groups is drawn.
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Answer:
the answer is 3
Step-by-step explanation:
2x + 6 < x + 20
- x - x
x + 6 < 20
- 6 - 6
x < 14
Solution Set: (-∞, 14)
None of the above I believe
Answer:
14/3a²
Step-by-step explanation:
-6a × 7/-9a³
(7 × 6a) / 9a³
42a / 9a³
14a / 3a³
14/3a²
Answer:
4/7
Step-by-step explanation:
the probability that a girl will win free popcorn = number of girls / sum of boys and girls
sum of boys and girls = 4 + 3 = 7
4/7
