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. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
2 / 50
2. 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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3. From the above, evaluate [S_{w_2w_2}].
4 / 50
4. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
5 / 50
5. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
6 / 50
6. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
7 / 50
7. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.
8 / 50
8. Final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine the standard score of students receiving the grades 60
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9. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
10 / 50
10. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
11 / 50
11. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
12 / 50
12. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
13 / 50
13. Let [bar X_{m}] be the Median Score, Determine [bar 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. 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 _________
16 / 50
16. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
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17. 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 ________
18 / 50
18. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
19 / 50
19. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
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 Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
22 / 50
22. Find the area under the standard normal curve that lies the left of 1.32
23 / 50
23. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
24 / 50
24. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
25 / 50
25. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
26 / 50
26. Find the area under the standard normal curve to the right of (-1.28)
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. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
29 / 50
29. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
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. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
32 / 50
32. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
33 / 50
33. 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.
34 / 50
34. From the above, evaluate [S_{w_2w_2}].
35 / 50
35. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
36 / 50
36. Find the value of [S_{w_1w_2}] in question one above
37 / 50
37. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
38 / 50
38. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
39 / 50
39. Given the sets 2, 5, 8,11,14 find the standard deviation
40 / 50
40. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
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. The probability of sun to rise from the east is _________
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. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
45 / 50
45. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
46 / 50
46. Find the value of [S_{w_1w_2}] in question one above
47 / 50
47. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
48 / 50
48. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
49 / 50
49. 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
50 / 50
50. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
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