选项 A“as small as possible(尽可能小)”不利于得出可靠的结论;选项 C“chosen by the researcher's preference(由研究者的偏好选择)”会导致偏差;选项 D“only from one group(仅来自一组)”缺乏代表性。选项 B“randomly selected(随机选择)”能够增加样本的代表性和可靠性。
In market research, a sample that represents the entire population is called a ___. A. random sample B. representative sample C. convenience sample D. stratified sample 相关知识点: 试题来源: 解析 B。本题考查市场调研中的样本类型。选项 A“random sample”是随机样本;选项 B“representative sample...
if you want to know about dog owners, you’ll include everyone who has at some point owned at least one dog. (You may include or exclude those who owned a dog in the past, depending on your research goals.) Don’t worry if you’re unable to calculate the exact...
Sample Size in Qualitative Research Using In-Depth Interviews: A View from The Associate Editor 12 Years Laterdoi:10.1007/s10508-024-02992-5Qualitative methodsSample sizeIn-depth interviewsShari L. Dworkinhttps://ror.org/02ygzhr13grid.462982.30000 0000 8883 2602School of Nursing and Health Studies...
description to make it fit. What that seems to have done is create a giant category of Asian wolf snakes worldwide, enveloping different species under one taxonomy, including a "slender" species. But researchers began to wonder about this slender species, so they began to search for it in ...
[translate] aof New Zealand and international students, most of the latter not native speakers of[translate] adescription of the sample in terms of gender, nationality, study mode, age and year of[translate]
Research on the early development of fundamental cognitive and language capacities has focused almost exclusively on infants from middle-class families, excluding children living in poverty who may experience less cognitive stimulation in the first years of life. Ignoring such differences limits our abilit...
Sample Design in Business Research (Wiley Classics Library) 2024 pdf epub mobi 电子书 图书描述 The Wiley Classics Library consists of selected books that have become recognized classics in their respective fields. With these new unabridged and inexpensive editions, Wiley hopes to extend the life of...
In a research on the popularity of a new product, which sample is likely to be the most representative? A. Customers who bought the product on the first day. B. A random group of people from different regions. C. Employees of the company that produced the product. D. People who have ...
and qualities.1So, if the study is about male college freshmen, the sample should be a small percentage of males that fit this description. Similarly, if a research group conducts a study on the sleep patterns of single women over 50, the sample should only include women within this...