Asurvey was conducted to determine whether a group of 11th graders and 12th graders preferred to go to the amusement park or to the zoo for a class trip. the results are shown in the table. 11th graders 32 amusement park, zoo 18. 12th graders 24 amusement park, zoo 26. based on the table, what is the probability that a student preferred a class trip to the zoo given that they are in 11th grade?

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units