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_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
2 / 50
2. From the above, evaluate [S_{w_2w_2}].
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. 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.
5 / 50
5. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
6 / 50
6. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes
7 / 50
7. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
8 / 50
8. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________
9 / 50
9. 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 ________
10 / 50
10. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
11 / 50
11. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
12 / 50
12. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
13 / 50
13. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.
14 / 50
14. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
15 / 50
15. Find the value of [S_{w_1w_2}] in question one above
16 / 50
16. Given the sets 2, 5, 8,11,14 find the standard deviation
17 / 50
17. The probability of sun to rise from the east is _________
18 / 50
18. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
19 / 50
19. Find the value of [S_{w_1w_2}] in question one above
20 / 50
20. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
21 / 50
21. Find the area under the standard normal curve to the right of (-1.28)
22 / 50
22. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
23 / 50
23. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
24 / 50
24. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
25 / 50
25. 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 _________
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. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
28 / 50
28. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
29 / 50
29. Find the area under the standard normal curve that lies the left of 1.32
30 / 50
30. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
31 / 50
31. 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
32 / 50
32. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
33 / 50
33. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
34 / 50
34. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
35 / 50
35. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
36 / 50
36. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
37 / 50
37. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
38 / 50
38. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
39 / 50
39. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
40 / 50
40. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
41 / 50
41. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
42 / 50
42. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
43 / 50
43. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
44 / 50
44. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
45 / 50
45. From the above, evaluate [S_{w_2w_2}].
46 / 50
46. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
47 / 50
47. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]
48 / 50
48. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
49 / 50
49. Final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine the standard score of students receiving the grades 60
50 / 50
50. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
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