Which survey method is the best representation of a target population?
a) survey elementary students about their teacher's opinions about lunch in the cafeteria.
b) survey high school students about where they like to drive a car.
c) survey students in one computer class about the opinions of the entire school.
d) survey teachers about the student's opinions about the sports facilities at the school.

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to

Solve -.016x= -16. need solving this

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?