# STT102

## Category:STT102

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STT102

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A. This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]

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B.  Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5

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C. Find the area under the standard normal curve that lies the left of 1.32

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D. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]

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E.  If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]

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F. If X=10, 12, 8, 7, 5 Determine [sum_{i=1}^{5} X_{i}]

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G. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]

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H. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

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I. 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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J. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]

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K. 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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L. 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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M. 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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N.  This is for Questions 1 to 4. Two weekly scores of a students are as below <> . Find [S_{w1w1}]

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O.  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

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P. 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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Q. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

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R. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes ________

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S. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

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T. 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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U. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.

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V. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]

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W. 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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X. 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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Y. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]

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Z. 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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AA. Suppose [X_{m}] is the Mode. Find [X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13.

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AB. Suppose X = 10, 12, 8, 7, 5. Find the value of [(sum_{i=1}^{5} X_{i}-2)^2]

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AC. 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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AD. Find the area under the standard normal curve to the right of (-1.28)

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AE. From the above, evaluate [S_{w_2w_2}].

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AF. 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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AG.  Determine Correlation Coefficient 'r' using the above values or from your direct-calculation

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AH. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]

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AI. Given the general form of linear equation [y = b + b_{1}X]. If [b_{1} > 0], then the line slopes

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AJ. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5

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AK. Determine [(sum_{i=1}^{5} X_{i})^2] if X = 10, 12, 8, 7, 5

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AL. Find the value of [S_{w_1w_2}] in question one above

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AM. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

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AN. Determine Correlation Coefficient 'r' using the above values or from your direct-calculation

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AO. The probability of sun to rise from the east is _________

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AP. Given the sets 2, 5, 8,11,14 find the standard deviation

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AQ. Find the value of [S_{w_1w_2}] in question one above

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AR.  From the above, evaluate [S_{w_2w_2}].

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AS. 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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AT. 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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AU. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]

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AV. Let Y = 2, 5, 6, 7. Find [sum_{j=1}^{4} Y_{j}]

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AW. Given that X = 20, 30, 40, 50, 60. Find [bar X ].

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AX. Suppose [ X_{m}] is the Mode. Find [X_{m} in 15, 13, 15, 12, 12, 16, 15, 14, 13]

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AY. 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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