Reading Comprehension Is Arguably the Single Most Important Skill a Student

Essay

Reading comprehension is arguably the single most important skill a student possesses. To assess the current levels of reading comprehension in 3^rd grade, 25 students were randomly selected from school district class lists and given a reading comprehension test. The distribution of their scores was approximately normal with a mean of 180 and a standard deviation of 20.12. Construct a 99% confidence interval for μ, the population mean.