Statistics

SEMARANG STATE UNIVERSITY

Pulse usage of English Department

Students who have boyfriend or

girlfriend and who don’t.

Akbar Ainur Rokhmat 2211412032

Eki Riskiyani 2211412040

Afif Alfia Nizar 2211412066

Objective

This research is usage to know the pulse usage of

English Department Students in a month, we wanted

to know the mean of their pulse usage, the maximal

usage of their pulse, the minimal usage of their

pulse, the mode usage of their pulse, etc.

Method

The method that we used in this research is survey

method by sending an SMS.

Instrument

We sent SMS to 60 English Department Students that

contained 2 questions :

1. Do you have boyfriend or girlfriend?

2. How much pulse do you usage in a month?

Population60 English Department Students that we took randomly.

No Name No Name

1. Amrina A. 11. Pustaka

2. Annisa W. 12. Aswin

3. Dikha D. W. 13. Dian

4. Cahyaning F. 14. Dzuroh

5. Ukke M. 15. Rani

6. Ersa 16. Putri

7. Tika 17. Mala

8. Ana Far 18. Olga

9. Siska Ama 19. Irfandi

10. Gigih 20. Bani M.

No Name No Name

21. Ria 31. Ivan

22. Fadhli 32. Slamet

23. Fredi 33. Laras

24. Faisal 34. Cahya Tri A.

25. Okta 35. Hana Rosita

26. Tuti 36. Ricky

27. Harun 37. Fatma

28. Reni 38. Wawan

29. Maulida 39. Rindi

30. Najib 40. Eli P.

No Name No Name

41. Eri 51. Riri

42. Dimas 52. Nova

43. Ibnu 53. Novita

44. Lulus 54. Mas Sekli

45. Nanik 55. Yoga

46. Yayang 56. Sitta

47. Laksmi 57. Reza

48. Andhika 58. Agung

49. Maulidiya 59. Feni

50. Eko R. 60. Daniel

Finding

From 60 Students :

There are 39 students who don’t have boyfriend

or girlfriend.

There are 21 students who have boyfriend or

girlfriend.

Pulse usage of 60 students in a month.

Students’ Pulse Usage

150 20 50 30 20 40

50 60 20 20 30 30

30 20 30 20 60 50

50 25 15 10 25 150

20 60 40 50 20 20

20 20 30 20 20 35

20 20 10 75 10 50

60 20 50 70 60 70

60 20 30 50 50 60

40 55 20 50 25 50

*by the thousands

AnalysisMean 39.75Standard Error 3.49621466Median 30Mode 20Standard Deviation 27.08156231Sample Variance 733.4110169Kurtosis 7.506477067Skewness 2.298595876Range 140Minimum 10Maximum 150Sum 2385Count 60Confidence Level (95.0%) 6.995909376

Pulse usage of 39 students who have

boyfriend or girlfriend in a month.

Students’ Pulse Usage

150 20 50 30

50 60 20 20

30 20 30 20

50 25 15 10

20 60 40 50

20 20 30 20

20 20 10 75

60 20 50 70

60 20 30 50

40 55 20

*by the thousands

AnalysisMean 37.43589744Standard Error 4.118978633Median 30Mode 20Standard Deviation 25.72301332Sample Variance 661.6734143Kurtosis 8.550591322Skewness 2.357100269Range 140Minimum 10Maximum 150Sum 1460Count 39Confidence Level (95.0%) 8.338436307

Pulse usage of 21 students who don’t

have boyfriend or girlfriend in a month.

Students’ Pulse Usage

50 25 50

20 40

30 30

60 50

25 150

20 20

20 35

10 50

60 70

50 60

*by the thousands

AnalysisMean 44.04761905Standard Error 6.460678201Median 40Mode 50Standard Deviation 29.6065469Sample Variance 876.547619Kurtosis 7.893487169Skewness 2.352763811Range 140Minimum 10Maximum 150Sum 925Count 21Confidence Level (95.0%) 13.47673857

Conclusion

There are several differences in pulse usage

between students who have boyfriend of girlfriend

and students who don’t, such as the mean, the

median, the mode, and etc.

THANK YOU