# STT102

## Category:STT102

0

ATTENTION:

Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.

Good luck!

STT102

1 / 50

1. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]

2 / 50

2. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.

3 / 50

3. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

4 / 50

4. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]

5 / 50

5. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

6 / 50

6.  Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5

7 / 50

7. Final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine the standard score of students receiving the grades 60

8 / 50

8. Consider Attitude Scores for five newly admitted Nursing students towards alcoholic patients below: Attitude: 5, 4, 3, 2, 1 . The percentage due to attitude 3 is ________

9 / 50

9. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]

10 / 50

10. Given the sets 2, 5, 8,11,14 find the standard deviation

11 / 50

11. From the above, evaluate [S_{w_2w_2}].

12 / 50

12. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5

13 / 50

13. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]

14 / 50

14. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.

15 / 50

15. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

16 / 50

16.  This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]

17 / 50

17. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

18 / 50

18. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]

19 / 50

19. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

20 / 50

20. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]

21 / 50

21. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes

22 / 50

22. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]

23 / 50

23.  The following data were collected on ten infants. Fin the standard error, [S_{yx}]. Where [S_{yx}^2 = sum_{i=1}^{10} ({y_{i} - hat {y_{i}}})^2] and [y_{i}] are the observed values , [hat y_{i}] are the predicted values

24 / 50

24. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation

25 / 50

25. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

26 / 50

26. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

27 / 50

27. Find the value of [S_{w_1w_2}] in question one above

28 / 50

28. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

29 / 50

29. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]

30 / 50

30. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

31 / 50

31. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]

32 / 50

32. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

33 / 50

33. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

34 / 50

34.  If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]

35 / 50

35.  From the above, evaluate [S_{w_2w_2}].

36 / 50

36. Find the area under the standard normal curve to the right of (-1.28)

37 / 50

37. Consider Attitude Scores for five newly admitted Nursing students towards alcoholic patients below: Attitude: 5, 4, 3, 2, 1 . The percentage due to attitude 3 is _________

38 / 50

38. The probability of sun to rise from the east is _________

39 / 50

39. Z=4X−3Y  Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15  X=1,Y=−15.

40 / 50

40. Find the value of [S_{w_1w_2}] in question one above

41 / 50

41. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________

42 / 50

42.  Determine Correlation Coefficient 'r' using the above values or from your direct-calculation

43 / 50

43. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5

44 / 50

44. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

45 / 50

45. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

46 / 50

46. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]

47 / 50

47. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]

48 / 50

48. Find the area under the standard normal curve that lies the left of 1.32

49 / 50

49. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

50 / 50

50. The data below represent systolic blood pressure readings (mm Hg), using Spearman's Rank Order Correlation method, determine correlation coefficient [r_{s}] of the two readings.

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