EVALUATE THIS PROBLEM: (SHOW YOUR SOLUTION) 1. The score of 120 SHS students in their First Quarterly Exam in Statistics and Probability were analyzed and found to have a mean of 54.5 and standard deviation of 7.5. Find the point estimate and a 90% confidence interval. 2. The average height of randomly chosen 45 female students was 155 cm. with standard deviation of 3.5 cm Find the point estimate and the 95% confidence interval.

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