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. From the above, evaluate [S_{w_2w_2}].
2 / 50
2. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
3 / 50
3. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
4 / 50
4. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
5 / 50
5. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
6 / 50
6. Find the value of [S_{w_1w_2}] in question one above
7 / 50
7. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
8 / 50
8. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
9 / 50
9. Find the value of [S_{w_1w_2}] in question one above
10 / 50
10. From the above, evaluate [S_{w_2w_2}].
11 / 50
11. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
12 / 50
12. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes
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. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
15 / 50
15. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
16 / 50
16. 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 ________
17 / 50
17. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.
18 / 50
18. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
19 / 50
19. Given the sets 2, 5, 8,11,14 find the standard deviation
20 / 50
20. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
21 / 50
21. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
22 / 50
22. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
23 / 50
23. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
24 / 50
24. Final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine the standard score of students receiving the grades 60
25 / 50
25. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
26 / 50
26. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
27 / 50
27. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
28 / 50
28. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
29 / 50
29. Find the area under the standard normal curve to the right of (-1.28)
30 / 50
30. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
31 / 50
31. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
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. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
35 / 50
35. 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
36 / 50
36. The probability of sun to rise from the east is _________
37 / 50
37. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
38 / 50
38. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
39 / 50
39. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________
40 / 50
40. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
41 / 50
41. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
42 / 50
42. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
43 / 50
43. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
44 / 50
44. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
45 / 50
45. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
46 / 50
46. Find the area under the standard normal curve that lies the left of 1.32
47 / 50
47. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
48 / 50
48. 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 _________
49 / 50
49. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
50 / 50
50. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
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