For the given confidence level and values of x and n, find the following. x = 44, n=96, confidence level 80% Part: 0 / 3 Part 1 of 3 (a) Find the point estimate. Round the answers to at least four decimal places, if necessary. The point estimate for the given data is X

Virginia wants to estimate the percentage of students who live more than three miles from the school. She wants to create a 95% confidence interval which has a margin of error of at most 5%. How many students should be polled to create the confidence interval? z0.10 z0.05 z0.025 z0.01 z0.005 1.282 1.645 1.960 2.326 2.576 Use the table of values above.

A student who took Stat 2 last semester learns that their overall course score was at the 85th percentile. Assuming that a histogram of all the Stat 2 course scores from last semester follows the normal curve, this means that this student had a score that was how many SDs above the average score? Choose the answer that is closest. Group of answer choices 1.15 1.05 1.10 1.0      PreviousNext

Find the first and third quartile for the data shown x 10.3 12.1 14.7 17.3 18.7 19.9 20 27.7 27.8 28.4 Q1 = Q3 =