Question
Suppose the age distribution in a city is as follows. Under 18 26% 18–25 16% 26–50...
Suppose the age distribution in a city is as follows.
|
Under 18 |
26% |
|---|---|
|
18–25 |
16% |
|
26–50 |
34% |
|
51–65 |
8% |
|
Over 65 |
16% |
A researcher is conducting proportionate stratified random sampling
with a sample size of 300. Approximately how many people should he
sample from each stratum?
|
Number of people |
|
|---|---|
|
Under 18 |
enter a number of people |
|
18–25 |
enter a number of people |
|
26–50 |
enter a number of people |
|
51–65 |
enter a number of people |
|
Over 65 |
enter a number of people |
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