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