Answer:
The answer is "Option a, Option b, and Option d".
Step-by-step explanation:
In the given question it is used to stratifying the sampling if the population of this scenario it flights takes off when it is divided via some strata.
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In option a, In this case, it stratified the sampling, as the population of planes taking off has been divided into the days of the week.
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In option b, It also used as the case of stratified sampling.
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In options c, it is systematic sampling, that's why it is wrong.
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In option d, It is an example of stratifying the sampling.
All you do is 2.5 times the number of feet so 2.5x , x is the number of feet
3. y=-2/3x-4
4. y=4
5. y=x+5
Answer:
y=-2x+4
Step-by-step explanation:
Im pretty sure the answer would be 38 2/3
