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Unit 1 Statistics

Unit 1 Test Review (Part 2)

QuestionAnswer
Decide which method of data collection you would use to collect data for each study (observational study, experiment, simulation, or survey) "A study of the salaries of college professors in a particular state." Survey
Decide which method of data collection you would use to collect data for each study (observational study, experiment, simulation, or survey) "A study where a political pollster wishes to determine if his candidate is leading in the polls" observation
Decide which method of data collection you would use to collect data for each study (observational study, experiment, simulation, or survey) "A study where you would like to determine the chance of getting three girls in a family of 3 children." Simulation
Decide which method of data collection you would use to collect datBa for each study (observational study, experiment, simulation, or survey) . "A study of the effects of a fertilizer on a soybean crop" experiment
Decide which method of data collection you would use to collect data for each study (observational study, experiment, simulation, or survey). "A study of the effect of koalas on the Florida ecosystem." Simulation
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "Every fifth person boarding a plane is searched thoroughly." Systemic
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "At a local community college, five math classes are randomly selected out of 20 and all of the students from each class are interviewed." Cluster
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "A researcher randomly selects and interviews fifty male and fifty female teachers." Stratified
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): " A researcher for an airline interviews all of the passengers on five randomly selected flights." Cluster
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "Based on 12,500 responses from 42,000 surveys sent to its alumni, a major university estimated that the annual salary of its alumni was 92,500." Random
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "A community college student interviews everyone in a biology class to determine the percentage of students that own a car." Convience
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "A market researcher randomly selects 200 drivers under 35 years of age and 100 drivers over 35 years of age." Stratified
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "All of the teachers from 85 randomly selected nation's middle schools were interviewed." Cluster
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "To avoid working late, the quality control manager inspects the last 10 items produced that day." Inconvience
Identify the sampling technique used (random, cluster, stratified, convenience, or systematic): "The names of 70 contestants are written on 70 cards. The cards are placed in a bag, and 3 names are picked from the bag." Random
Explain what bias there is in a study done entirely online? It is limited to people with computers.
A local newspaper ran a survey by asking, ""Do you support the development of a weapon that could kill millions of innocent people?" Determine whether the survey question is biased and why. Yes, it is biased because it tends to encourage negative responses.
Created by: lkwilliams
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