3). Mary says that only 20% of her 15 classmates know who ran for president in 1968. a). What is the probability that exactly 2 remember who ran for president? Use the binomial formula. h) What is the probability no more than 4 remember? Circle the values used in the table.

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3). Mary says that only 20% of her 15 classmates know who ran for president in 1968.
a). What is the probability that exactly 2 remember who ran for president? Use the binomial
formula.
b). What is the probability no more than 4 remember? Circle the values used in the table.
01 05 10
15 20 25 30 35
40
45
50
55
60
65
70
75 80 85 90 95
is ol 860 463 206 087 035 013 005 .002 000 .000 .000 .000 .000 000 .000 000 000.000 000 000
1.130 366 343 231 132 067 031 .013 005 .002 000 .000 .000 .000 000 .000 000 .000 .000 000
2 009 -135 267 286 231 156 .092 .048 022 .009 .003 .001 .000 .000 .000 000 .000 .000 000 000
3.000 031 129 218 250 225 170 11 .063 032 014 005 .002 000 .000 .000 000 .000 000 000
4.000 005 043 .116 .188 225 .219 .179 .127 .078 042 019 007 .002 001 000 .000 .000 000 000
5000 .001 010 045 .103 .165 206 212 .186 .140 092 051 024 010 .003 .001 .000 .000 .000 000
6 000 .000 002 013 043 092 .147 191 207 .191 153 .10S 061 030 .012 .003 001 .000 .000 .000
7.000 .000 000 .003 014 039 081 132 177 201 .196 165 118 071 035 013 003 001 .000 .000
8.000 000 000 001 003 013 035 071 .118 .165 196 201 177 132 081 039 014 003 000 000
9000 .000 000 .000 .001 003 012 .030 .061 .105 ,153191 207 191 .147 092 043 013 .002 .000
10 000 .000 000 .000 .000 .001 .003 .010 .024 051 .092 140 .186 212 206 165 .103 .045 .010 .001
11 .000 .000 .000 .000 .000 .000 .001 .002 007 .019 .042 078 127 179 219 225 188 .116 .043 00S
12 .000 .000 .000 000 .000 000 .000 .000 .002 .005 014 .032 .063 111 170 225 250 218 .129 031
13 .000 .000 000 .000 .000 000 .000 .000 .000 .001 003 009 022 048 .092 .156 231 286 267 .135
14 000 .000 .000 .000 .000 000 .000 .000 .000 .000 000 .002 005 013 .031 .067 .132 231 343 366
15 000 .000 .000 .000 .000 000 .000 .000 .000 .000 .000.000 .000 002 .005 .013 035 .087 206 463
Transcribed Image Text:3). Mary says that only 20% of her 15 classmates know who ran for president in 1968. a). What is the probability that exactly 2 remember who ran for president? Use the binomial formula. b). What is the probability no more than 4 remember? Circle the values used in the table. 01 05 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 is ol 860 463 206 087 035 013 005 .002 000 .000 .000 .000 .000 000 .000 000 000.000 000 000 1.130 366 343 231 132 067 031 .013 005 .002 000 .000 .000 .000 000 .000 000 .000 .000 000 2 009 -135 267 286 231 156 .092 .048 022 .009 .003 .001 .000 .000 .000 000 .000 .000 000 000 3.000 031 129 218 250 225 170 11 .063 032 014 005 .002 000 .000 .000 000 .000 000 000 4.000 005 043 .116 .188 225 .219 .179 .127 .078 042 019 007 .002 001 000 .000 .000 000 000 5000 .001 010 045 .103 .165 206 212 .186 .140 092 051 024 010 .003 .001 .000 .000 .000 000 6 000 .000 002 013 043 092 .147 191 207 .191 153 .10S 061 030 .012 .003 001 .000 .000 .000 7.000 .000 000 .003 014 039 081 132 177 201 .196 165 118 071 035 013 003 001 .000 .000 8.000 000 000 001 003 013 035 071 .118 .165 196 201 177 132 081 039 014 003 000 000 9000 .000 000 .000 .001 003 012 .030 .061 .105 ,153191 207 191 .147 092 043 013 .002 .000 10 000 .000 000 .000 .000 .001 .003 .010 .024 051 .092 140 .186 212 206 165 .103 .045 .010 .001 11 .000 .000 .000 .000 .000 .000 .001 .002 007 .019 .042 078 127 179 219 225 188 .116 .043 00S 12 .000 .000 .000 000 .000 000 .000 .000 .002 .005 014 .032 .063 111 170 225 250 218 .129 031 13 .000 .000 000 .000 .000 000 .000 .000 .000 .001 003 009 022 048 .092 .156 231 286 267 .135 14 000 .000 .000 .000 .000 000 .000 .000 .000 .000 000 .002 005 013 .031 .067 .132 231 343 366 15 000 .000 .000 .000 .000 000 .000 .000 .000 .000 .000.000 .000 002 .005 .013 035 .087 206 463
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