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 = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
2 / 50
2. Find the value of [S_{w_1w_2}] in question one above
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3. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
4 / 50
4. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
5 / 50
5. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
6 / 50
6. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
7 / 50
7. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
8 / 50
8. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
9 / 50
9. From the above, evaluate [S_{w_2w_2}].
10 / 50
10. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
11 / 50
11. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
12 / 50
12. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
13 / 50
13. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
14 / 50
14. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
15 / 50
15. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
16 / 50
16. 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.
17 / 50
17. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
18 / 50
18. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
19 / 50
19. Find the value of [S_{w_1w_2}] in question one above
20 / 50
20. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
21 / 50
21. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
22 / 50
22. Given the sets 2, 5, 8,11,14 find the standard deviation
23 / 50
23. 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 ________
24 / 50
24. The probability of sun to rise from the east is _________
25 / 50
25. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
26 / 50
26. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.
27 / 50
27. Find the area under the standard normal curve that lies the left of 1.32
28 / 50
28. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
29 / 50
29. Final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine the standard score of students receiving the grades 60
30 / 50
30. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
31 / 50
31. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
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. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
34 / 50
34. 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
35 / 50
35. From the above, evaluate [S_{w_2w_2}].
36 / 50
36. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
37 / 50
37. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
38 / 50
38. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
39 / 50
39. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
40 / 50
40. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
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. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
43 / 50
43. 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 _________
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. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
46 / 50
46. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
47 / 50
47. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________
48 / 50
48. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes
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. Find the area under the standard normal curve to the right of (-1.28)
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