Samples Sampling Method 1. Population

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CHAPTER III RESEARCH METHODOLOGY

A. The scope of research

The scope of this study is to analyze about the influence current ratio, Return on assets, debt ratio and the size of the company the capital structure of listed companies in LQ 45 period 2010-2014. While the types of data used in this study are secondary data from the financial statements of 2010-2014.

B. Sampling Method 1. Population

Understanding population according Riadi 2015: 16 is the totality of all possible values can be calculated or measured, both quantitatively and qualitatively to the particular characteristics of the complete set of objects and clearly want to learn its properties. Position in a study population holds a very important role because it is this population that will be subject to generalization. The population studied was companies listed in LQ45 the observation period 2010 to 2014.

2. Samples

Understanding the sample according Kerlinger and Lee claimed that the sample is taking a portion of a population or universe as a representative of that population or universe. Fergusson stated that any subaggregate sample is drawn from the population. So it is a part or a subset of samples representing a 54 population From the figure above shows that the majority of the population has not been said to be a sample if it has not been through the proper sampling method Riadi, 2015: 17. Meanwhile, according to Wiratna 2014: 65 The sample is part of the number and characteristics possessed by this population. When a large population, and researchers may not learn all that there is in the population, for example, because of limited funds, manpower and time, the researchers can use the sample drawn from that population. The sampling technique used was purposive sampling is a technique used in determining the sample with particular consideration Sugiyono, 2014: 98. The criteria specified in the sampling are as follows: a Companies registered in LQ45during the observation period, b The company never delisting during the observation period, c Companies that publishes financial statements denominated in rupiah d The company has the complete data regarding the financial statements during the period of observation. The aim is to simplify the research process. Thus, in this study obtained the number of samples that have been compared with those criteria are as follows: The number of companies listed in LQ45 45 The Company does not have the data in the observation period 39 Companies delisting from LQ45 16 Companies that publishes financial statements denominated in rupiah 12 The Company sampled 12 55 Table 3.1 List of Research Samples No. Issuer code Issuer Name 1 AALI Astra Agro Lestari Tbk 2 ASII Astra International Tbk 3 GGRM Gudang Garam Tbk 4 INDF Indofoof Sukses Makmur Tbk 5 INTP Indocement Tunggal Prakarsa Tbk 6 KLBF Kalbe Farma Tbk 7 LPKR Lippo Karawaci Tbk 8 LSIP London Sumatra Plantation Tbk 9 PTBA Coal Mine Bukit Asam Persero Tbk 10 SMGR Semen Gresik Persero Tbk 11 UNTR United Tractors Tbk 12 UNVR Unilever Indonesia Tbk Source: BEI, 2015.

C. Data Collection Methods