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. 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
2 / 50
2. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
3 / 50
3. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
4 / 50
4. Find the value of [S_{w_1w_2}] in question one above
5 / 50
5. 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 ________
6 / 50
6. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
7 / 50
7. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
8 / 50
8. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
9 / 50
9. 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.
10 / 50
10. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
11 / 50
11. From the above, evaluate [S_{w_2w_2}].
12 / 50
12. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
13 / 50
13. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes
14 / 50
14. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
15 / 50
15. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
16 / 50
16. Find the value of [S_{w_1w_2}] in question one above
17 / 50
17. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
18 / 50
18. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
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. 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. Find the area under the standard normal curve to the right of (-1.28)
22 / 50
22. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
23 / 50
23. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
24 / 50
24. 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 _________
25 / 50
25. From the above, evaluate [S_{w_2w_2}].
26 / 50
26. The probability of sun to rise from the east is _________
27 / 50
27. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
28 / 50
28. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
29 / 50
29. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
30 / 50
30. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
31 / 50
31. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
32 / 50
32. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
33 / 50
33. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________
34 / 50
34. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
35 / 50
35. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
36 / 50
36. Given the sets 2, 5, 8,11,14 find the standard deviation
37 / 50
37. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
38 / 50
38. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
39 / 50
39. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
40 / 50
40. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
41 / 50
41. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
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. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
44 / 50
44. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
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. Find the area under the standard normal curve that lies the left of 1.32
47 / 50
47. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
48 / 50
48. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.
49 / 50
49. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
50 / 50
50. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
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