Mathematics, 05.08.2021 23:10, tfyvcu5344
Carol wanted to know about how much time students in her school spent surfing the Internet. So she asked 15 of her friends to complete a survey that she had prepared. Will the results of Carol’s survey represent the population of students in her school as a whole, and if so, which sampling method did Carol use?
A. Yes, Carol used simple random sampling.
B. Yes, Carol used systematic random sampling.
C. Yes, Carol used stratified random sampling.
D. No, Carol’s survey was not a random sample.
Answers: 2
Mathematics, 21.06.2019 14:40, timothycarter342
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Mathematics, 21.06.2019 21:30, cassandramanuel
Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?
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Carol wanted to know about how much time students in her school spent surfing the Internet. So she a...
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