STT102

Category: STT102

STT102

1 / 51

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

2 / 51

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

1. 120

2. 114

3. 125

4. 141

3 / 51

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

1. downward

2. flat

3. upward

4. parallel

4 / 51

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

1. 0.95

2. 0.91

3. 0.92

4. 0.9

5 / 51

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

6 / 51

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

1. 1764

2. 1265

3. 1951

4. 1785

7 / 51

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

1. 30,

2. 35

3. 40,

4. 45

8 / 51

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

1. 6250.25

2. 6150.5

3. 6312.5

4. 6300.5

9 / 51

I. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

1. 14

2. 10

3. 12

4. 16

10 / 51

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

1. 2420

2. 2430

3. 2410

4. 2440

11 / 51

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

1. 234

2. 204

3. 214

4. 224

12 / 51

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

1. 30,

2. 35

3. 45

4. 40,

13 / 51

M. 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 _________

14 / 51

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

15 / 51

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

16 / 51

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

17 / 51

Q. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

1. 10

2. 12

3. 16

4. 14

18 / 51

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

1. 141

2. 114

3. 125

4. 120

19 / 51

S. 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 ________

1. 0.2

2. 0.5

3. 0.3

4. 0.4

20 / 51

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

21 / 51

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

1. 35

2. 30,

3. 40,

4. 45

22 / 51

V. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

1. 9

2. 11

3. 15

4. 13

23 / 51

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

1. 17

2. 11

3. 13

4. 15

24 / 51

X. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

1. 15

2. 9

3. 13

4. 11

25 / 51

Y. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

1. 9

2. 15

3. 13

4. 11

26 / 51

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

27 / 51

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

1. 41

2. 43

3. 42

4. 40

28 / 51

AB. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

1. 11

2. 15

3. 9

4. 13

29 / 51

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

30 / 51

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

1. 15

2. 17

3. 11

4. 13

31 / 51

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

1. 0.95

2. 0.91

3. 0.9

4. 0.92

32 / 51

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

1. 1785

2. 1265

3. 1764

4. 1951

33 / 51

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

34 / 51

AH. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

1. 12

2. 14

3. 16

4. 10

35 / 51

AI. Z=4X−3Y Z=4X−3Y, find the value of Z corresponding to X=1,Y=−15 X=1,Y=−15.

36 / 51

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

1. 204

2. 214

3. 224

4. 234

37 / 51

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

1. 4235

2. 4335

3. 4135

4. 4325

38 / 51

AL. Let [bar X_{m}] be the Median Score, Determine [bar X_{m}] in 15, 13, 15, 12, 12, 16, 15, 14, 13

39 / 51

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

1. 15

2. 13

3. 17

4. 11

40 / 51

AN. Consider this distribution 12, 20, 13, 15, 17, 15, 18. Find [bar X_{m}], where [bar X_{m}] is as earlier defined.

41 / 51

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

1. 6312.5

2. 6250.25

3. 6300.5

4. 6150.5

42 / 51

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

1. 42

2. 43

3. 41

4. 40

43 / 51

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

1. 4335

2. 4325

3. 4235

4. 4135

44 / 51

AR. 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.

1. \[r_{s} = -0.32\]

2. \[r_{s} = -0.23\]

3. \[r_{s} = 0.32\]

4. \[r_{s} = 0.23\]

45 / 51

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

46 / 51

AT. 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

1. \[\S_{yx} = 3.75\]

2. \[\S_{yx} = 2.75\]

3. \[\S_{yx} = 4,75\]

4. \[\S_{yx} = 5.75\]

47 / 51

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

48 / 51

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

1. 35

2. 45

3. 40,

4. 30,

49 / 51

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

50 / 51

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

1. 2420

2. 2430

3. 2440

4. 2410

51 / 51

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

1. 13

2. 17

3. 11

4. 15

Rate this quiz