Social Studies, 28.05.2021 01:00 amberc5110
A researcher decides to study cognitive changes in children by simultaneously studying groups of 3-year-olds, 6-year-olds, 9-year-olds, and 12-year-olds. This researcher is conducting a study.
Answers: 2
Social Studies, 22.06.2019 13:00
Arecent poll of 500 residents in a large town found that only 36% were in favor of a proposed referendum to build a new high school. find the margin of error for this poll if we want 95% confidence in our estimate of the percentage of residents in favor of this proposed referendum.
Answers: 3
Social Studies, 22.06.2019 20:10
Which action would the president's political party most likely take to resolve this issue
Answers: 1
Social Studies, 22.06.2019 21:40
Danilo has been working for metropolitan taxi for three months. he expected that his job would be to drive around the city, pick up fares, and drop them off at their desired locations, but in his first few days on the job he realized that the job entails much more. he must keep his taxi cab clean and neat, and some days he will be stationed at the shop and go to people's houses to pick them up and bring them to the local airport. within a few months, he has learned that taxi drivers often express frustration with the people they call "civilians"—that is, non–taxi drivers, whose driving skills they complain about incessantly. in his first few months on the job, describes what danilo is undergoing.
Answers: 2
Social Studies, 22.06.2019 23:40
Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling
Answers: 1
A researcher decides to study cognitive changes in children by simultaneously studying groups of 3-y...
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