A candy machine administers hot cocoa or espresso. Administration time is 30 seconds for each cup and is consistent. Clients show up at a mean pace of 67 every hour, and this rate is Poisson-circulated.

a. Decide the normal number of clients holding up in line. (Round your response to 2 decimal spots.) Average number of client 0.35

b. Decide the normal time clients spend in the framework. (Try not to adjust middle computations. Round your response to 2 decimal spots.) Average time minutes

c. Decide the normal number of clients in the framework. (Try not to adjust halfway estimations. Round your response to 2 decimal spots.) Average number clients

I can't sort out where to begin this issue:

Mr. Adams and Mr. Smith are wagering on rehashed flips of a coin. Toward the beginning of the game, Mr. Adams has a dollars and Mr. Smith has b dollars, at each flip the failure pays the champ one dollar, and the game proceeds unitl either player is "demolished." Making utilization of the way that it is a fair game every players' numerical expectiaton in nothing, discover the likelihood that Mr. Adams will win Mr. Smith's b dollars before he loses his a dollars.

This is using expected upsides of arbitrary vatiables. Issue 4.69 from Freund's Mathematical Statistics with Applications.

Assume a numerous decision test contains 40 inquiries. In the event that each question has 5 answer decisions just one of which is right, what is the generally anticipated number of inquiries to be addressed accurately by speculating?

The SAT used to punish wrong answers by deducting 1/4 a point from each erroneous answer. On the off chance that each question on the SAT has 5 answer decisions just one of which is right, what is the generally anticipated number of focuses granted by speculating on 40 inquiries?

m6m

Are stock parts advantageous to investors? SNL Financial examined stock parts in the financial business over a 18-month time span. For an example of 20 stock parts, 14 prompted an expansion in venture esteem, 4 prompted a diminishing in speculation worth, and 2 brought about no change. Direct a sign test to decide whether it tends to be presumed that stock parts are advantageous for holders of bank stocks.

What are the invalid and elective theories?

Utilizing =.05 , what is your decision?