Step 2: What is your conclusion? Why don\'t you need the sample sizes and a tabl

Question

Step 2: What is your conclusion? Why don't you need the sample sizes and a tablei? O The difference is insignificant because for all degrees of f O The difference is insignificant because it is highly unlikely to obtain a precise t value without knowing the sample sizes O The difference is significant because the test statistic is negative. O The difference is significant, because for all degrees of freedom, the critical value for P 0.25 is far above-0.771. reedom, the critical value for P = 0.2 is larger than 0.771. tep 3: fact, 52 subjects were assigned to the echinacea treatment and 103 to the placebo. elect the correct summary table below.

Explanation / Answer

Answer: Option A. The difference is insignificant because for all degrees of freedom, the critical value for P = 0.2 is larger than 0.771

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