When the population is normally distributed and the population standard deviation σ is unknown, then for any sample size n, the sampling distribution of x-bar is based on the z distribution. TRUE or FALSE?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

Betty correctly answers 30 questions on your math test there are 40 questions on the test what percent of the questions did she answered incorrectly

Two angles are adjacent, as shown in the diagram below. part a: use complete sentences to describe the relationship between the adjacent angles. part b. set up an equation and solve for x. in your answer, include the equation, your calculations and the value of x. part c. use your equation from part a and the value of x from part b to prove your equation to be true for the adjacent angles in the diagram.