1. Which of the following statements are true about the standard normal distribution? Select all that apply. Skewed to the right Mean of 0 Standard deviation of 1 Binomial Also known as the z distribution 2. Given a known population mean of 914, a population standard deviation of 6.2, and a sample size of 200, compute the standard error of the mean. Round your answer to 3 decimal places. 3. Research question: Are less than 10% of students taking STAT 200 as an elective course? We plan to collect data from a random sample of n=30 STAT 200 students next semester. Which of the following should we use to approximate the sampling distribution? Randomization methods z distribution