The following data show the number of defects in 100,000 lines of code in a particular type
Question:
The following data show the number of defects in 100,000 lines of code in a particular type of software program made in the United States and Japan. Is there enough evidence to claim that there is a significant difference between the programs of the two countries? Test on means. Should variances bepooled?
Transcribed Image Text:
40 48 52 52 54 48 52 55 43 46 48 52 Japan 50 48 42 40 43 48 50 46 38 38 36 40 40 48 48 45 48 39 42 52 U.S.
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n n 16 1 481875 1 49962 2 437500 and 2 46833 Since f 11381 and fo0...View the full answer
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Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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