大学网课搜题引擎
首页
U校园
研究方法与学术写作
Unit 3 Introduction to Quantitative Research
题目详情
多选题
In statement 1, "varieties and frequency of the strategy use" is______.
A、 independent variable
B、dependent variable
C、mediator variable 无解析
查看答案与解析
多选题
In statement 2, "effectiveness of performance of subjects" is______. A、independent variable B、dependent variable C、mediator variable 无解析
多选题
Which of the following is the most common purpose of a Pearson’s correlation analysis? A、Differences between groups. B、Differences between variables. C、Relationships among groups. D、Relationships among variables.
简答题
Which of the following is the coremenu of SPSS? A、File. B、Analyze. C、Edit. D、Data.
简答题
When we want to survey students’ proficiency levels in a particularly large community, we should choose ______. A、simple random sampling B、cluster sampling C、systematic sampling D、snowball sampling
简答题
When we want to study a population where the subjects are particularly hard to identify or reach, we should use ______. A、simple random sampling B、convenience sampling C、stratified sampling D、snowball sampling
简答题
We type each of the 1,000 students’ names on cards, shuffle the cards, then randomly pick 200. It is ______. A、systematic sampling B、stratified sampling C、simple random sampling D、convenience sampling
多选题
In statement 2, "the sex of the subject" is______. A、independent variable B、dependent variable C、mediator variable 无解析
多选题
In statement 1, "English learning outcome" is ______. A、independent variable B、dependent variable C、mediator variable 无解析
多选题
Which of the following is not a characteristic of ANOVA? A、Can be used only with two groups. B、Often requires post hoc tests to identify locations of differences. C、Tests for differences between means. D、F-test is used to report results.
简答题
We want to sample 100 second language learners and the population consisted of 50% Chinese, 30% Iranian, and 20% Korean. A ______ is appropriate. A、stratified sampling B、systematic sampling C、simple random sampling D、convenience sampling
多选题
Which of the following is not a descriptive statistic? A、Correlational analysis. B、Frequency distribution. C、Mean. D、Standard deviation.
简答题
We have a population that only has N = 100 people in a systematic order and we want to take a sample of 20 through ______. A、simple random sampling B、clustering sampling C、systematic sampling D、snowball sampling
多选题
In statement 2, "the sex of the researcher" is______. A、independent variable B、dependent variable C、mediator variable 无解析
多选题
The t-test is used to ______. A、describe relationships between variables B、examine differences among three or more groups C、test for a significant difference between the means of two samples D、test the power of a statistical procedure
研究方法与学术写作
章节列表
Unit 3 Introduction to Quantitative Research
15
Unit 6 Academic Writing Style
12
Unit 7 Punctuation in Academic Writing
17
Unit 8 Documentation in the Format of APA
15