A brand name has a 50% recognition rate. Suppose the owner of brand desires to verify that rate by beginning with small sample of 7 randomly chosen consumers.
A) Determine the probability that exactly 6 of the selected consumers recognize the brand name is ______? (Round to 3 decimal places)
B) Determine the probabilty that all the selected consumers recognize the brand _______?
C) Determine the probability that 3 of the selected consumers recognize the brand _______?
D) If 4 consumers are randomly selected is 3 an unusually high number of consumers that recognize the brand name ______?