AILY

focus groups of 11 ppl are randomly selected to discuss products of the yummy company .it is determined that the mean number (per group)Who recognize the yummy brand name is 7.8,and the deviation is 0.97.would it be unusual to select 11 people and find th...

a test consists of true/false questions .to pass the test a student must answer at least 6questions correctly .if a student guesses on each question,what is the probability that the student will pass the test