An automobile service facility specializing in engine tune-ups knows that 45% of all tune-ups are done on four cylinder automobiles, 40% on six-cylinder automobiles, and 15% on eight-cylinder automobiles. Let number of cylinders on the next car to be tuned Required:
a. What is the pmf of X?
b. Draw both a line graph and a probability histogram for the pmf of part (a).
c. What is the probability that the next car tuned has at least six cylinders? More than six cylinders?

2nd one in the first row is correct

answer: what in the world is this

step-by-step explanation:

answer: 2 answers

step-by-step explanation: the first one means to spread the product throughout the marketplace such that a large number of people can buy it.  

the second means the process of making a product or service available for the consumer or business user that needs it.

mark this brainliest and i will be glad to .

f . i can go whenever i feel like it bc it is confidential meaning only i would know how much i deposited besides the bank and they wouldnt care bc when you make a deposit you are using their services which means they are using there competition and gaining more customers

and if they dont well then thats less customers for them in a less profitable way

plz mark brainliest