Mathematics, 06.05.2020 20:21 adwinajames
News cameras take an overhead picture of a part of a crowd at an outdoor event. Journalists then count the number of people
in the picture and use the sample to estimate the total number of people in the crowd. This process is an example of
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random sampling
stratified sampling
systematic random sampling.
cluster sampling
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Answers: 3
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Which of the following statements is true? a. sin 18° = cos 72° b. sin 55° = cos 55° с. sin 72° = cos 18° d. bоth a and c.
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News cameras take an overhead picture of a part of a crowd at an outdoor event. Journalists then cou...
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