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Все вопросы
- Which of the following is a property of the t distribution? #91
- A randomly selected sample of 1,000 college students was asked whether they had ever used the drug Ecstasy. Sixteen percent (16% or 0.16) of the 1,000 students surveyed said they had. Which one of the following statements about the number 0.16 is correct? #92
- In a random sample of 1000 students, p ˆ = 0.80 (or 80%) were in favor of longer hours at the school library. The standard error of p ˆ (the sample proportion) is: #93
- The chi-square test is not very effective is the sample is: #94
- What is the epistemological position held by a positivist? #95
- What does a significant result in a chi-square test imply? #96
- The simple linear regression model is designed to: #97
- In a simple linear regression model the slope coefficient measures: #98
- In the simple linear regression equation, the symbol x represents the: #99
- The OLS estimation minimizes… from the points to the line. #100