STAT 200 Introduction to Statistics Final Exam Guide Q & A 2026 Complete And Study material 25pages LEARNEXAMS

1. Multiple Choice: If the p-value is less than the alpha level, what is the appropriate statistical decision? a) Reject the null hypothesis b) Fail to reject the null hypothesis c) Increase the sample size d) None of the above Correct Answer: a) Reject the null hypothesis Rationale: The p-value indicates the probability of obtaining the observed results, or more extreme, if the null hypothesis is true. A pvalue lower than the alpha level suggests that the observed data is unlikely under the null hypothesis, leading to its rejection. 2. True/False: The Central Limit Theorem states that the sampling distribution of the sample mean will be normally distributed, regardless of the shape of the population distribution. Correct Answer: True Rationale: The Central Limit Theorem holds that, given a sufficiently large sample size, the sampling distribution of the sample mean will approximate a normal distribution reg