HW-
P=.8-true proportion
n=4-number of people polled
Find p(0), P(1), P(2), p(3), p(4)
Use nCr p^r(1-P)^(n-r)
Then use new formulas to find mean and standard deviation

Agenda-

• Went over HW
• People did #2 all parts on board (Mr. M told us we can't use parts of girls only whole girls)
• Go over HW 10 groups went up to board
• Adolfredo got an award and we got candy
• Did HW 11

Notes-
Mean of probability distribution-

=sum of Prob(all diff events)(Value of event)

Standard Deviation-



Announcements-
POW Due Wednesday

Next scribe is Christiana