Monday
March 30, 2015

Homework Help: Math - Data please help!

Posted by Sally on Tuesday, December 6, 2011 at 6:01pm.

1) A lotery has 1,000,000 tickets and draws 100 tickets to award prizes. How many tickets would you expect to have to purchase before you would win a prize?

2) Lesley claims she can roll triples with three dice in fewer than 20 rolls.
a)what is the expected number of rolls that it would take to roll the first set of triples?
b)what is the probability that she will roll the triples in fewer than five rolls?

Thanks for your help!

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - Three out of every 45 tickets sold in a food bank raffle will win a prize...
Math - Janelle won 27 tickets at the fair. She traded the tickets in for 9 ...
stats math - Suppose you are selling raffle tickets for $3.00 each. You have the...
Data Management, Math - 10 of your friends (including you..so 10 altogether) are...
math - Alottery has 100 tickerts which are placed in a barrel . Three tickets ...
Math - Volunteers working to raise funds for a new community library sold 1000 ...
College Math - Volunteers working to raise funds for a new community library ...
math - A certain sweepstakes ticket has four categories of prizes with the ...
4th grade iconimics - a total of 200 raffle tickets have been sold, and 50 of ...
statistics - A lottery offers one $800 prize, one $400 prize, and ten $80 prizes...

Members