Math, asked by jackculas, 1 year ago

please hold is question tomorrow Is my exam please be honest and I don't know probability please do this question it is important question for me please ​

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Answered by SnehaPatil2
2
a dice is rolled once,
s={1, 2,3,4,5 6}
n(s) =6

a) odd
a={1, 3,5}
n(a) =3
p(a) =n(a) /n(s)
=3/6
=1/2

b) greater than 5
b={6}
n(b) =1
p(b) =n(b) /n(s)
=1/6

c) a multiple of 3
c={3, 6}
n(c) =2
p(c) =n(c) /n(s)
=2/6
=1/3
d) Less than one
d={}
n(d) =0
p(d) =0

in this way all answers can be taken

I hope it will help you

if need help for the problems of probability sent me notification in comment box

Happy Teddy Day

d) factor of 36
d={2, 3,4,6}
n(d) =4
p(d) =n(d) /n(s)
=4/6
=2/3

e) a factor of 6
e={2, 3}
n(e) =2
p(e) =2/6
=1/3

f) a prime number
f={2, 3,5}
n(f) =3
p(f) =3/6
= 1/2

g) is a multiple of 3 or prime number

g={2, 3,5,6}
n(g) =4
p(g) =4/6
=2/3

h) greater than 6
h={}
n(h) =0
p(h) =0

Remember :—null or empty set always has probability zero

jackculas: is a prime number
jackculas: is a multiple of 3 or a prime number
SnehaPatil2: have you got it
jotdanpickford: yes thanks
SnehaPatil2: it's so simple
jotdanpickford: you will achive many things life
SnehaPatil2: note null set has probability always zero
SnehaPatil2: it's so important for mcq
jotdanpickford: ok because of you i know probability
jotdanpickford: ok
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