Your friend in your statistics class is upset about a recent increase in the price to wash and dry a load of laundry. She wants to conduct a one proportion z-test to see if more than half the residents in her dorm oppose the increase. She will poll a random sample of 30 residents. Which Normal model will she use?

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.