Social Studies, 09.04.2021 16:40, mathisawsome123
Solve it & Determine the sample size is necessary for this study just as it is in others because it is impossible to have the entire population as research respondents. Therefore the researcher only selected 142 out of 1975 ,a mathematical formula for the purpose of determining the sample size. n =z²σ² E²
Answers: 1
Social Studies, 22.06.2019 23:40, perezsamantha3oqr0za
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
Social Studies, 23.06.2019 01:00, javi89
Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.
Answers: 1
Solve it & Determine the sample size is necessary for this study just as it is in others because...
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