A newsletter publisher believes that 61% of their readers own a Rolls Royce. A testing firm believes this is inaccurate and performs a test to dispute the publisher's claim. After performing a test at the 0.02 level of significance, the testing firm decides to reject the null hypothesis. What is the conclusion regarding the publisher's claim? a. There is sufficient evidence at the 0.02 level of significance that the percentage is not 60%.
b. There is not sufficient evidence at the 0.02 level of significance that the percentage is not 60%.