A statistics student conducts a t-test for difference in means to decide whether there is a significant difference in test scores between her Fall semester course and her Spring semester course. The t-test value she calculated was t = 3.15. She compared this to the t-critical value of 1.98.  Does she reject or not reject her null hypothesis? Reject Do not reject

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  • A statistics student conducts a t-test for difference in means to decide whether there is a significant difference in test scores between her Fall semester course and her Spring semester course. The t-test value she calculated was t = 3.15. She compared this to the t-critical value of 1.98. 

Does she reject or not reject her null hypothesis?

  1. Reject
  2. Do not reject
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