The distribution of scores on the SAT is approximately normal with a mean of μ = 500 and a standard deviation of σ = 100. For the population of students who have taken the SAT, a. What proportion have SAT scores less than 350? b. What proportion have SAT scores greater than 720? c. What is the minimum SAT score needed to be in the highest 25% of the population? d. If the state college only accepts students from the top 44% of the SAT distribution, what is the minimum SAT score needed to be accepted?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.