Two versions of a pregnancy test were trialled and the results are below Version 1 of the pregnancy test Test result test positive test Total negative woman is 9 'i 10 pregnant woman is 'l '9 10 not pregnant pvalue 0.0003 Version 2 of the pregnancy test Test result test positive test Total negative woman i590 '10 100 pregnant woman is '10 '90 100 not pregnant p-value 0.000 a) Describe the relationship between the variables just looking at the results for version 2 of the test b) It you gave a perfect pregnancy test to 100 women that were not pregnant and 100 women that are not pregnant give the two way table that would summarize the results c] Explain why the pvalue for version 2 of the test is different to the pvalue of version 1 of the test