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. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes
2 / 50
2. Find the area under the standard normal curve that lies the left of 1.32
3 / 50
3. Find the area under the standard normal curve to the right of (-1.28)
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4. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
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. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
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. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
9 / 50
9. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
10 / 50
10. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
11 / 50
11. Find the value of [S_{w_1w_2}] in question one above
12 / 50
12. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
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. 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. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
16 / 50
16. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________
17 / 50
17. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
18 / 50
18. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
19 / 50
19. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
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. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.
22 / 50
22. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.
23 / 50
23. From the above, evaluate [S_{w_2w_2}].
24 / 50
24. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
25 / 50
25. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
26 / 50
26. Find the value of [S_{w_1w_2}] in question one above
27 / 50
27. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation
28 / 50
28. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
29 / 50
29. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
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. The probability of sun to rise from the east is _________
32 / 50
32. 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 ________
33 / 50
33. Let [bar X_{m}] be the Median Score, Determine [bar 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. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]
36 / 50
36. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5
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. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
39 / 50
39. 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.
40 / 50
40. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]
41 / 50
41. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.
42 / 50
42. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
43 / 50
43. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13
44 / 50
44. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]
45 / 50
45. From the above, evaluate [S_{w_2w_2}].
46 / 50
46. Given the sets 2, 5, 8,11,14 find the standard deviation
47 / 50
47. Final examination in mathematics, the mean was 72 and the standard deviation was 15. Determine the standard score of students receiving the grades 60
48 / 50
48. Given that X = 20, 30, 40, 50, 60. Find [bar X ].
49 / 50
49. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
50 / 50
50. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]
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