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1 AKS 1a A principal at a school wants to know whether the students feel...

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1 AKS 1a A principal at a school wants to know whether the students feel they are being tested too much at the end of the semester The school has 1000 students but the principal only has time and money to collect information from 200 students a For this situation what would be the BEST way to collect data Take a Survey from the Student b Would this data be considered primary or secondary Primary c What would be the BEST method that the principal could use to select 200 people for the study Select random People d What is the population and characteristic of interest in this scenario 1000 Students 2 A representative sample of trees in a forest shows the trees to have a mean circumference of 20 5 inches and a standard deviation of 1 5 inches a AKS 1e Assuming the circumferences are normally distributed construct a normal curve that describes the given data 20 5 b AKS 1e In this scenario our mean median and mode are all 20 5 c AKS 1e About what percent of trees have a circumference between 17 5 inches and 22 inches d AKS 1e What is the probability that a tree will have a circumference of at least 19 inches e AKS 1d What percent of trees have a circumference less than 21 1 inches

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