Equation 1
Yo = P
01
X
1
+ P
02
X
2
+
ɛ
2
Hypotheses
Hypothesis  is  the  temporary  answer  in  a  research  until  the  end  of  a  research.  In this  research,  the  writer  found  out  the  correlation  of  st
udent’s  reading  interest, their  vocabulary  mastery  toward  their  reading  comprehension.  There  were  three
variables  that  is  analyzed  in  this  research,  namely:  Dependent  variable    Yo    is student’s  reading  comprehension,  independent  variable    X2    is  student’s
vocabulary mastery and  X1 student’s reading interest.
1. X
1 ,
X
2
Yo = there is a direct effect X
1
, X
2
to Yo
3.7 Hypotheses Testing
Based  on  the  description  above,  the  researcher  has  three  hypotheses  as follows:
1. H
: T here is no direct effect of students’ reading interest on their reading
comprehension  of  the  second  grade  at  SMA  Negeri  5  Bandar Lampung in the 20142015 academic year.
H
1
:  T here  is  a  direct  effect  between  students’  reading  interest  on  their
reading comprehension of  the  second grade at SMA Negeri 5 Bandar Lampung in the 20142015 academic year.
2. H
: T here is no direct effect of students’ vocabulary mastery on their
reading comprehension of  the  second grade at SMA Negeri 5 Bandar Lampung in the 20142015 academic year.
H
1
:  There  is  a  direct  effect  of students’  vocabulary  mastery  on  their
reading comprehension of  the  second grade at SMA Negeri 5 Bandar Lampung in the 20142015 academic year.
3. H
: T here is no direct effect of students’ reading interest and students’
vocabulary  mastery  on  their  reading  comprehension  of  the  second grade at SMA Negeri 5 Bandar Lampung in the 20142015 academic
year. H
1
:T here  is  a  direct  effect  between  students’  reading  interest  and
students’ vocabulary mastery on their reading comprehension  of  the second  grade  at  SMA  Negeri  5  Bandar  Lampung  in  the  20142015
academic year.
V. CONCLUSIONS AND SUGGESTIONS
This chapter presents the conclusions of the research and suggestions based on the data presentation and analysis from the previous chapter.  This chapter is  divided
into two parts, the first is conclusions and the second is suggestions.
5.1 Conclusions
Based  on  the  result  of  the  data  analysis  and  discussion  in  chapter  IV,  the  writer draws the following conclusions:
1.  There  was  a  significant  effect  of students’  reading  interest  on  their  reading
comprehension at the second year of SMAN 5 Bandar Lampung. It could be seen from the result of the hypothesis testing which showed that t
he effect of students’ reading  interest  to  students’  vocabulary  mastery  is  0.278.  Therefore,  the  higher
students’  reading  interest  scores  are  the  better  students’  reading  comprehension will be.
2. There was a significant effect of students’ vocabulary mastery on their reading
comprehension at the second year of SMAN 5 Bandar Lampung. It could be seen from the result of the hy
pothesis testing which showed that the effect of students’ reading  interest  to  students’  vocabulary  mastery  is  0.700.  Therefore,  the  higher
students’  vocabulary  mastery  scores  are  the  better  students’  reading comprehension will be.
3.  There  was  a  significant  effect  of students’  reading  interest  and  vocabulary
mastery on their reading comprehension at the second grade of SMAN 5 Bandar Lampung. It could be seen from the result of the hypothesis testing which shows
that the  effect  of  students’  reading  interest  and  students’  vocabulary  mastery  to
students’ reading comprehension is .978. Therefore, the higher students’ reading interest  and  students’  vocabulary  scores  are  the  better  students  reading
comprehension scores will be.
5.2 Suggestions
Based  on  the  conclusions  of  the  research,  the  writer  puts  forward  some suggestions, they are:
1. The teacher should provide the students with up-to-date texts, so that the
students ’ are interested in comprehending the text.
2. The teacher should give the tasks relating to comprehend the texts in form
of  a  game.  They  are  divided  into  groups  which  consist  of  five  students then they compete to get the highest score.
3. Further  researchers  should  try  to  analyze  the  effect  of  students’  reading
interest  and  students’  vocabulary  mastery  on  others  skills,  for  example writing skill because in this research, the researcher analyzed the effect of
s tudents’  reading  interest  and  students’  vocabulary  mastery  on  their
students’ reading comprehension.