Data Analysis Method Description of Data

score was 15. The items of the test were taken from book. The aim of this test was to analyze the student’s errors in using past tenses in the narrative text.

3.4 Data Analysis Method

The data was analyzed to identify the cause of the problems . In analyzing the students’ errors, the research used some procedures, they were: 1. scoring the students’ answers The researcher obtained the scoring by applying the following formula by Arikunto 2005 : 176 S = R Where : S : Score R : Right answer 2. identifying the students’ errors. 3. classifying the errors. 4. finding causes of the errors. The researcher obtained the percentage errors by applying following formula by Bungin 2005 : 172 100 × = N Fx n Where : n : The percentage of errors Fx : Number of errors for each types N : Number of all errors 100 : Constant numeral Universitas Sumatera Utara CHAPTER IV ANALYSIS AND FINDINGS

4.1 Description of Data

After answering the test, the students’ answers were tabulated. The following table shows the score of students’ achievement in aswering the test and then calculated to know the everage scores. Table 1 The Students’ Scores No The Students’ Initial Name Correct Incorrect 1 AAS 11 4 2 AAS 10 5 3 ACD 12 3 4 AP 7 8 5 AS 12 3 6 BPA 11 4 7 BRK 9 6 8 BS 14 1 9 CH 12 3 10 D 12 3 11 DA 10 5 12 DA 14 1 13 DA 12 3 14 DIR 12 3 15 DM 9 6 16 DNS 14 1 17 DNIPL 12 3 18 DPS 10 5 19 DW 9 6 20 E 8 7 21 EF 6 9 22 EP 12 3 23 ESB 6 9 24 FHH 10 5 25 FH 12 3 26 FIS 13 2 27 FMG 13 2 Universitas Sumatera Utara 28 FR 12 3 29 GM 11 4 30 HS 8 7 31 IK 5 10 32 IN 10 5 33 J 10 5 34 JI 12 3 35 JPU 11 4 36 KA 10 5 37 LL 7 8 38 MA 13 2 39 MF 7 8 40 MFR 7 8 41 MHS 5 10 42 MIL 14 1 43 MN 8 7 44 MS 12 3 45 MT 6 9 46 MTH 9 6 47 MYS 9 6 48 NH 13 2 49 NMS 12 3 50 NP 12 3 51 NR 11 4 52 NS 8 7 53 NS 12 3 54 P 11 4 55 PTD 10 5 56 RAH 14 1 57 RH 9 6 58 RL 7 8 59 RP 14 1 60 RY 9 6 61 SDT 14 1 62 SGSB 9 6 63 SH 5 10 64 SHN 12 3 65 SK 10 5 66 SP 11 4 67 SS 11 4 68 SW 10 5 69 TAK 5 10 70 TDSS 10 5 71 TM 9 6 72 TP 15 73 TR 12 3 74 WA 12 3 75 WIN 12 3 Universitas Sumatera Utara 76 WNS 12 3 77 WP 12 3 78 YAW 6 9 Total Score 807 363 Average 10.35 4.65 Based on the table above, the total score from the correct answers were 807 and incorrect answers were 363. Then, the average score from the correct answers were 10.35 and incorrect answers were 4.65. Average shows that about ten questions are answerable for the students whereas the remain five are non answerable. 4.2 Data Analysis 4.2.1 Describing the Errors