Tuesday
July 7, 2015

Homework Help: Algebra

Posted by mysterychicken on Tuesday, June 22, 2010 at 1:47pm.

42. Which number best represents this set of data: 5, 5, 5, 6, 5, 5, 5, 6, 200?
a. mean
b. median

I don't really understand this question but I'm guessing it's B..

46. After flipping 13 consecutive "heads" on a fair coin, what is the probability of flipping "heads" on the next try?

49. If the first three digits of someone's phone number (do no include area code) are 555, how many different phone numbers could they have?

50. Suppose you use five different letters to make a computer password. Find the number of possible five letter passwords.

Thanks
-MC

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