The following random sample was selected from a normal distribution: 5 20 18 3 10 2 6 9 19 13
a) Construct a 90% confidence interval for the population mean μ: ≤ μ ≤
b) Construct a 95% confidence interval for the population mean μ: ≤ μ ≤

Answer asap ! the shortest path from point a to point b goes through a pond. to avoid the pond, you must walk straight 34 meters along one edge of the pond, then take a 90 degree turn, and again walk straight 41 meters along another edge of the pond to reach point b. about how many meters would be saved if it were possible to walk through the pond? a. 11 m b. 20 m c. 30.45 m d. 21.73 m

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?