QMS 202 Lecture Notes - Lecture 9: Energy Transfer Partners, Energy Transfer Equity, Encana
2 Oct 2017
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The purpose of this report is to find out whether or not there is a difference between the prices of stock at different dates. 30 samples of different stocks were chosen for the testing, which is based on the stock prices of the stock at 3 different dates (may, 13 3008, may 13 2011, may 13. We can test for the difference of the stock price on the 3 different dates through independent t-test and dependent t-test at a 95% confidence level. H0: 1 = 2 (there is no difference between the prices of the stocks on may, 13th 2008, may. H1: 1 2 (there is a difference between the prices of the stocks on may, 13th 2008, may. According to the spss results from the independent t test , there is a difference between the prices of the stocks on may, 13th 2008 and may 13th 2011 (refer to figure 3).
