ANSWER ONLY, NO NEED FOR EXPLNATIONS THANK YOU

CHOOSE THE CORRECT ANSWER

Question 38

THE WEEKLYINCOMEOF ASSISTANTMANAGERSOF OUR LOCAL BANKS ARE NORMALLY DISTRIBUTED WITH A MEANOF P 40,000

AND A STANDARD DEVIATIONOF P 5000.

38.THE Z - SCORE FOR AN INCOMEOFP 30000 IS

Group of answer choices

-1.75

-2.5

-1.5

-2.25

-2

39.FROM PROBLEM38THE Z - SCORE FOR AN INCOMEOFP 42000 IS

Group of answer choices

0.6

0.5

0.4

0.7

0.3

CONSIDER THE NORMALDISTRIBUTION IFIQs WITHMEANOF 100AND A STANDARDDEVIATION OF 16.

40.THEPERCENTAGE OFIQs GREATERTHAN92IS

Group of answer choices

72.5%

65.88%

73.89%

66.75%

69.15%

41.FROM PROBLEM 40THE PERCENTAGE OFIQsBETWEEN92AND 120IS

Group of answer choices

57.55%

56.35%

59.48%

58.90%

55.88%

42.FROM PROBLEM40THEPERCENTAGE OFIQsLESSTHAN 120 IS

Group of answer choices

0.8944

0.7984

0.7595

0.9856

0.8875

Question 43

LET US CONSIDER A STUDY THAT AIMS TO DETERMINE IF THERE ISA BENEFICIAL EFFECT OF DRILL ON THE PERFORMANCE OF Ss IN A DIGIT-

SPAN TEST .A SAMPLE OF 15 SUBJECTS IS GIVEN 5 - DIGIT SPAN TEST TRIALS . TRIAL 1 SERVESAS THE BASELINE DATA WHICH IS ALSO THE

BASIS FOR THE FIRST MEASUREMENT ( PRETEST ) . TRIALS 2, 3 AND 4 SERVE AS DRILLS AND TRIAL 5 SERVES AS THE BASIS FOR THE SECOND

MEASUREMENT ( POST TEST ) .THEDATAOBTAINEDARE ASFOLLOWS:

TRIAL 1TRIAL 5

56

55

67

48

710

54

68

77

67

46

35

24

59

58

46

DETERMINE IF THE DRILLS HAD A POSITIVE EFFECT ON THEPERFORMANCE OF THESsIN THE DIGITSPAN TEST. USE .01LEVEL OF

SIGNIFICANCE .

43.THE NULL HYPOTHESISIS

Group of answer choices

Ho : U1 IS NOT EQUAL TO U5

Ho : U1 = U5

Ho : U1 < U5

Ho : U1 > U5

Ho : U1 = 74

44.FROMPROBLEM 43THEHais

Group of answer choices

Ha : U5 > U1

Ha: U1 < U5

Ha : U1 = U5

Ha: U5 < U1

Ha: U1 > U5

45..FROM PROBLEM43THELEVEL OF SIGNIFICANCEIS

Group of answer choices

0.005

0.05

0.001

0.10

.01

46.FROMPROBLEM43THEDEGREESOF FREEDOM IS

Group of answer choices

12

11

15

13

14

47. FROM PROBLEM 43THE TABULAR VALUE IS

Group of answer choices

1.96

2.997

1.645

2.33

2.65

48.FROM PROBLEM 43THE COMPUTED VALUE IS

Group of answer choices

3.49

3.98

4.25

3.79

4.67

49.FROM PROBLEM NO. 43THE DECISION IS

Group of answer choices

REJECT Ha

ACCEPT Ho

REJECT Ho

NO DECISION

REJECT BOTH Ho AND Ha

50.FROM PROBLEM 43 THE CONCLUSION IS

Group of answer choices

THAT THE DRILLS HAD A POSITIVE EFFECT ON THE PERFORMANCE OF THE Ss IN THE DIGIT SPAN TESAT , AS EVIDENCED BY THE SIGNIFICANTLY GREATER MEAN IN THE POST TEST THAN IN THE PRETEST

NO CONCLUSION

PRETEST IS SAME AS POST TEST

THAT THE DRILLS HAD NO SIGNIFICANT EFFECT ON THE PERFORMANCE OF THE Ss IN THE DIGIT SPAN TEST

THAT THE DRILLS HAD A NEGATIVE EFFECT ON THE PERFORMANCE OF THE Ss IN THE DIGIT SPAN TEST