Abrand name has a 50% recognition rate. assume the owner of the brand wants to verify that rate by beginning with a small sample of 7 randomly selected consumers.
a) what is the probability that exactly 6 of the selected consumers recognize the brand name is (round to 3 decimal places)
b) what is the probabilty that all the selected consumers recognize the brand
c) what is 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

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost

Ican interpret and represent the remainder in division calculations sensibly for the context (eg if we wont to know how many 40 seat buses will be needed to transport 170 students for on excursion, we divide 170 by 40 and realise buses and another smaller vehicle to that we need 4 transport 10 more students) solve the following questions. show your work! 11) the zoo had 420 butterflies that needed to be transported to a new enclosure. the boxes that the butterflies would be moved in only hold 80 butterflies in each. how many boxes would they need? 2 12) each classroom in the school can have exactly 25 students, if there are 345 students in the school how many full classrooms are there?