FMS 102 CBT PRACTICE TEST

1. Rank the score of 5 in the following set of scores:

9, 3, 5, 10, 8, 5, 9, 7, 3, 4

2. Copy - In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that both the socks are of same color?

3. Find the mean and median of the given data set.

57, 65, 72, 66, 55, 57, 58, 57, 62

4. Copy - A deck of 52 cards has four suits: hearts, spades, diamonds, and clubs. There are 13 cards in each suit. You draw one card at random from the deck. What is the probability it's a heart?

5. These numbers are taken from the number of people that attended a particular church every Friday for 7 weeks: 62, 18, 39, 13, 16, 37, 25. Find the mean

6. Continuous predictors influence the ______ of the regression line, while categorical predictors influence the _____________.

7. The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages.

8. Copy - Find the mean and median of the given data set.

57, 65, 72, 66, 55, 57, 58, 57, 62

9. Copy - The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages.

10. A correlation of .7 was found between time spent studying and percentage on an exam. What is the proportion of variance in exam scores that can be explained by time spent studying

11. When the regression line passes through the origin then

12. In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green

13. Let X be the number of heads obtained in 40 independent tosses of a fair coin. Then X is a Binomial random variable with

14. The probability of an impossible event is ____

15. Copy - The probability of an impossible event is ____

16.

A perfect negative correlation is signified by

17. In Standard normal distribution, the value of median is ___________

18. For a standard normal variate, the value of mean is?

19. A deck of 52 cards has four suits: hearts, spades, diamonds, and clubs. There are 13 cards in each suit. You draw one card at random from the deck. What is the probability it's a heart?

20. An investigator reports that the arithmetic mean of two regression coefficients of a regression line is 0.7 and the correlation coefficient is 0.75. Are the results

21. Copy - When the regression line passes through the origin then

22. In a drawer there are 4 white socks, 3 blue socks and 5 grey socks. Two socks are picked randomly. What is the possibility that both the socks are of same color?

23. Normal Distribution is applied for ___________

24. Copy - How much variance has been explained by a correlation of .9?

25. A die is rolled. What is the probability of getting an even number?

26. Significance for the coefficients (b) is determined by

27. In Normal distribution, the highest value of ordinate occurs at ___________

28. Find the median of the set of numbers: 1,2,3,4,5,6,7,8,9 and 10.

29. If ‘X’ is a random variable, taking values ‘x’, probability of success and failure being ‘p’ and ‘q’ respectively and ‘n’ trials being conducted, then what is the probability that ‘X’ takes values ‘x’? Use Binomial Distribution

30. Which of the following is not an assumption for simple linear regression?

31. The discrete probability distribution in which the outcome is very small with a very small period of time is classified as

32. How much variance has been explained by a correlation of .9?

33. Copy - If ‘X’ is a random variable, taking values ‘x’, probability of success and failure being ‘p’ and ‘q’ respectively and ‘n’ trials being conducted, then what is the probability that ‘X’ takes values ‘x’? Use Binomial Distribution

34. For larger values of ‘n’, Binomial Distribution ___________

35.

36. f the number of trials are 8 and the probability of success are 0.65 then the mean of negative probability distribution is

37. Coefficient of Correlation values lies between

38. The following represents age distribution of students in an elementary class. Find the mode of the values: 7, 9, 10, 13, 11, 7, 9, 19, 12, 11, 9, 7, 9, 10, 11.

39. Copy - An investigator reports that the arithmetic mean of two regression coefficients of a regression line is 0.7 and the correlation coefficient is 0.75. Are the results

40. Copy -

A perfect negative correlation is signified by