QNT 561 Week 2 Individual Assignment

 In this paperwork of QNT 561 Final Exam you will find the answers on the next questions:


 1. A difference between calculating the sample mean and the population mean is

 2. Which of the following measures of central location is affected most by extreme values?

 3. Which level of measurement is required for the median?

 4. In which of the following distributions is the probability of a success usually small?

 5. Which of the following is not a requirement of a probability distribution?

 6. Which of the following is not a requirement of a binomial distribution?

 7. A sample

 8. The difference between the sample mean and the population mean is called the

 9. Suppose a population consisted of 20 items. How many different sample of n = 3 are possible?

 10. A point estimate is

 11. We wish to develop a confidence interval for the population mean. The population follows the normal distribution, the standard deviation of the population is 3, and we have a sample of 10 observations. We decide to use the 90 percent level of confidence. The appropriate value of to represent the level of confidence is

 12. A confidence interval

 13. The Special Rule of Addition is used to combine

 14. We use the General Rule of Multiplication to combine

 15. An experiment is a

 16. Which of the following statements is true regarding a sample?

 17. Which of the following statements is true regarding a population?

 18. A nominal scale variable is

 19. In a two-sample test of means for independent samples, the equal sign always appears in

 20. The alternate hypothesis

 21. Which of the following is a requirement for a two-sample test of proportions?

 22. In a contingency table

 23. To conduct a nonparametric test the

 24. In a goodness-of-fit test where the sample size is 200, there are 5 categories, and the significance level is .05. The critical value of X2 is

 25. A dummy variable or indicator variable

 26. The multiple standard error of estimate is

 27. A correlation matrix

 28) The difference between a random variable and a probability distribution is:

 29) The mean and the variance are equal in

 30) Events are independent if

 31) Which of the following is a correct statement about a probability?

 32) The ratio scale of measurement

 33) In a two-sample test of means for independent samples, we use the z distribution when

 34) Which of the following is not a characteristic of the X2

 35) In a multiple regression equation

General Questions - General Academic Questions
 QNT/561 Final Exam

 1) Which of the following measures of central location is affected most by extreme values?
A. Mean
 B. Median
 C. Mode
 D. Geometric mean

 2) Which level of measurement is required for the median?
 A. Nominal
 B. Ordinal
 C. Interval
 D. Ratio

 3) Which level of measurement is required for the mode?
 A. Nominal
 B. Ordinal
 C. Interval
 D. Ratio

 4) In a set of observations, which measure of central tendency reports the value that occurs most often?
 A. Mean
 B. Median
 C. Mode
 D. Geometric mean

 5) The weighted mean is a special case of what?
 A. Mean
 B. Median
 C. Mode
 D. Geometric mean

 6) A sample of 5 companies were examined for changes in their relative market share. The results showed the following increases and decreases: –5, 10, 10, 5, –10.
 A. 8
 B. 2
 C. -2
 D. 6

 7) The d

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