The impact of the banking sector development on the financial performance of the communication sector in sierra leone

4.5 Measurement and Statistical Plan ....................................................... 52 
4.6 Definition of Key Measurement Materials ........................................... 53 
4.7 ARDL Unit Root Test for Stationarity .................................................. 54 
4.8 ARDL Integrated and Cointegration Verification Test ....................... 55 
4.9 Data Analysis ........................................................................................ 56 
4.9.1 Autoregressive Distributed Lag Model (ARDL) ............................... 57 
4.10 Diagnostic Testing .............................................................................. 60 
4.10.1 Test for Stability ............................................................................... 60 
4.10.2 Test for Serial Correlation ............................................................... 60 
4.10.3 Test for Heteroscedasticity ............................................................. 61 
4.10.4 Regression Specification Error Test .............................................. 61 
4.10.5 Test for Normality of the Residuals ................................................ 61 
CHAPTER FIVE ............................................................................................ 63 

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RESULTS ..................................................................................................... 63 
5.1 Introduction ........................................................................................... 63 
5.2 Descriptive Statistics ............................................................................ 63 
5.3 ARDL Unit Root Test for Stationarity Results .................................... 64 
5.4 Test for Multicollinearity Results ......................................................... 65