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

2 / 50

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

3 / 50

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

4 / 50

4. 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 ________

5 / 50

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

6 / 50

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

7 / 50

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

8 / 50

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

9 / 50

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

10 / 50

10.  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

11 / 50

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

12 / 50

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

13 / 50

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

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

16 / 50

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

17 / 50

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

18 / 50

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

19 / 50

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

20 / 50

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

21 / 50

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

22 / 50

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

23 / 50

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

24 / 50

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

25 / 50

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

26 / 50

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

27 / 50

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

28 / 50

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

29 / 50

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

30 / 50

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

31 / 50

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

32 / 50

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

33 / 50

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

34 / 50

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

35 / 50

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

36 / 50

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

37 / 50

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

38 / 50

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

39 / 50

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

40 / 50

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

41 / 50

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

42 / 50

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

43 / 50

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

44 / 50

44. 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 _________

45 / 50

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

46 / 50

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

47 / 50

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

48 / 50

48. 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.

49 / 50

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

50 / 50

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

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