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Course Hero was founded by Andrew Grauer at Cornell University in 2006 for college students to share lectures, class notes, exams and assignments. [ 4 ] In November 2014, the company raised $15 million in Series A Funding, with investors that included GSV Capital and IDG Capital.
Brainly is an education company based in Kraków, Poland, with headquarters in New York City.It is an AI-powered homework help platform targeting students and parents. As of November 2020, Brainly reported having 15 million daily active users, making it the world's most popular education app. [2] In 2024, FlexOS reported Brainly as the #1 Generative AI Tool in the education category and the #6 ...
This survey step typically only takes 3–5 minutes, but it provides an outline or framework for what will be presented. The reader should identify ideas and formulate questions about the content of the chapter. Question ("Q") Generate questions about the content of the reading. For example, convert headings and sub-headings into questions, and ...
Purdue University prohibits students soliciting answers using Chegg's homework help: "While Chegg can be helpful to access textbooks and more practice problems, using this resource to find assignment answers is considered academic dishonesty because it is a form of copying and plagiarism.". [55]
Large amounts of homework cause students' academic performance to worsen, even among older students. [8] Students who are assigned homework in middle and high school score somewhat better on standardized tests, but the students who have more than 90 minutes of homework a day in middle school or more than two hours in high school score worse. [10]
There are many non-sampling errors, common to all surveys, that can include effects due to question wording and misreporting by respondents. In a telephone survey, which begins with a random sample of phone numbers, such errors can occur due to those not covered by the sample, those who cannot be reached and those who do not respond to the survey.
Questionnaires are a type of self-report method which consist of a set of questions usually in a highly structured written form. Questionnaires can contain both open questions and closed questions and participants record their own answers. Interviews are a type of spoken questionnaire where the interviewer records the responses.
In English, most of the interrogative words begin with the same letters, wh-; in Latin, most also begin with the same letters, qu-. This is not a coincidence, as they are cognates derived from the Proto-Indo-European interrogative pronoun root k w o- , reflected in Proto-Germanic as χ w a- or kh w a- and in Latin as qu - .