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Recent questions tagged exercise16-3
ASK
In a class of 60 students,30 opted for NCC,32 opted for NSS and 24 opted for both NCC and NSS.If one of these student students is selected at random,find the probability that the student has opted NSS but not NCC
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q21-iii
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
In a class of 60 students,30 opted for NCC,32 opted for NSS and 24 opted for both NCC and NSS.If one of these student students is selected at random,find the probability that the student has opted for neither NCC or NSS
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q21-ii
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
In a class of 60 students,30 opted for NCC,32 opted for NSS and 24 opted for both NCC and NSS.If one of these student students is selected at random,find the probability that the student opted for NCC or NSS
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q21-i
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
The probability that a student will pass the final examination in both English and Hindi 0.5 and the probability of passing neither is 0.1.If the probability of passing the english examination is 0.75.What is the probability of passing the hindi examination?
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q20
sec-b
difficult
asked
Jul 2, 2014
by
sreemathi.v
1
answer
In an entrance test that is graded on the basis of two examinations,the probability of a randomly chosen student passing the first examination is 0.8 and the probability of passing the second examination is 0.7.The probability of passing atleast one of them is 0.95.What is the probability of passing both?
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q19
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
In class XI of a school,40% of the students study mathematics and 30% study biology.10% of the class study both mathematics and biology.If a student is selected at random from the class.Find the probabilities that he will be studying mathematics or biology.
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q18
sec-b
medium
asked
Jul 2, 2014
by
sreemathi.v
1
answer
A and B are events such that $P(A)=0.42,P(B)=0.48,$P(A and B)=0.16.Determine P(A or B)
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q17-iii
sec-b
easy
asked
Jul 1, 2014
by
sreemathi.v
1
answer
A and B are events such that $P(A)=0.42,P(B)=0.48,$P(A and B)=0.16.Determine P(not B)
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q17-ii
sec-b
easy
asked
Jul 1, 2014
by
sreemathi.v
1
answer
A and B are events such that $P(A)=0.42,P(B)=0.48,$P(A and B)=0.16.Determine P(not A)
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q17-i
sec-b
easy
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Events E and F are such that P(not E or not F)=0.25.state whether E and F are mutually exclusive.
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q16
sec-b
easy
asked
Jul 1, 2014
by
sreemathi.v
1
answer
If E and F are events .Such that $P(E)=\large\frac{1}{4}$$,P(F)=\large\frac{1}{2}$ and P(E and F)=$\large\frac{1}{8}$.Find P(not E and not F)
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q15-ii
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
The sum and sum of squares corresponding to length x (in cm) and weight (y) in gm of 50 plant products are given below: $ \sum \limits _{i=1} ^{50} x_i=212, \qquad\sum \limits_{i=1}^{50}x_i^2 =902.8;\qquad \sum \limits _{i=1} ^{50} y_i=261, \qquad\sum \limits_{i=1}^{50}y_i^2 =1457.6$ Which is more varying , the length or weight?
cbse
math
class11
ch15
statistics
exercise16-3
q5
sec-c
difficult
asked
Jul 1, 2014
by
meena.p
1
answer
If E and F are events .Such that $P(E)=\large\frac{1}{4}$$,P(F)=\large\frac{1}{2}$ and P(E and F)=$\large\frac{1}{8}$.Find P( E or F)
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q15-i
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Given $P(A)=\large\frac{3}{5}$ and $P(B)=\large\frac{1}{5}$.Find P(A or B),if $A$ and $B$ are mutually exclusive events .
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q14
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Fill in the blanks : $P(A)=0.5,P(B)=0.35,P(A\cup B)=0.7,P(A\cap B)=$_________
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q13-c
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Fill in the blanks : $P(A)=0.35,P(A\cap B)=0.25,P(A\cup B)=0.6,P(B)$=__________
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q13-b
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Fill in the blanks :$P(A)=\large\frac{1}{3}$$,P(B)=\large\frac{1}{5}$$,P(A\cap B)=\large\frac{1}{15}$$,P(A\cup B)$=____________
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q13-a
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Check whether the following probabilities P(A) and P(B) are consistently defined .$P(A)=0.5,P(B)=0.4,P(A \cup B)=0.8$
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q12-ii
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Check whether the following probabilities P(A) and P(B) are consistently defined .$P(A)=0.5,P(B)=0.7,P(A \cap B)=0.6$
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q12-i
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
In a lottery ,a person choose six,different natural numbers at random from 1 to 20 and if these six numbers match with the six numbers already fixed by lottery committee,he wins the prize.What is the probability of winning the prize in the game ?[Hint : Order of the numbers is not important]
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q11
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
The following is the record of goals scored by team A in a football session. For Team B , mean number of goals scored per match was 2 with a standard deviation 1.25 goals. Find which team may be considered more consistent ?
cbse
math
class11
ch15
statistics
exercise16-3
q4
sec-c
difficult
asked
Jul 1, 2014
by
meena.p
1
answer
A letter is selected at random from the word "ASSASSINATION".Find the probability that letter is a consonant
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q10-ii
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
A letter is selected at random from the word "ASSASSINATION".Find the probability that letter is a vowel
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q10-i
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
If $\large\frac{2}{11}$ is the probability of an event,what is the probability of the event 'not A'
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q9
sec-b
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
An analysis of monthly wages paid to workers in two firms A and B , belonging to the same industry, gives the following results. (i) Which firm A and B pays larger amount as monthly wages. (ii) which firm A or B shows greater variability in individual wages?
cbse
math
class11
ch15
statistics
exercise16-3
q3
sec-c
medium
asked
Jul 1, 2014
by
meena.p
1
answer
Three coins are tossed once.Find the probability of getting atmost 2 tails
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-viii
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting no tail
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-viii
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting exactly two tails
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-vii
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting 3 tails
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-vi
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting no head
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-v
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting atmost 2 heads
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-iv
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting atleast 2 heads
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-iii
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting 2 heads
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-ii
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
Three coins are tossed once.Find the probability of getting 3 heads
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q8-i
sec-a
medium
asked
Jul 1, 2014
by
sreemathi.v
1
answer
A fair coin is tossed four times and a person win Rs.1 for each head and lose Rs.1.50 for each tail that turns up.From the sample space,calculate how many different amounts of money you can have after four tosses and the probability of having each of these amounts.
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q7
sec-c
difficult
asked
Jul 1, 2014
by
sreemathi.v
1
answer
From the prices of shares A and Y below. Find out which is more stable in value.
cbse
math
class11
ch15
statistics
exercise16-3
q2
sec-c
difficult
asked
Jun 30, 2014
by
meena.p
1
answer
There are four men and six women on the city council.If one council member is selected for a committee at random,how likely is it that it is a woman ?
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q6
sec-b
easy
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A fair coin with 1 marked on one face and 6 on the other and a fair dice are both tossed.Find the probability that the sum of the numbers that turn up is 12
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q5-ii
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
From the data given below state which group is more variable A or B?
cbse
math
class11
ch15
statistics
exercise16-3
q1
sec-c
difficult
asked
Jun 30, 2014
by
meena.p
1
answer
A fair coin with 1 marked on one face and 6 on the other and a fair dice are both tossed.Find the probability that the sum of the numbers that turn up is 3
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q5-i
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A card is selected from a pack of 52 cards.Calculate the probability the card is black card
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q4-c-ii
sec-a
easy
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A card is selected from a pack of 52 cards.Calculate the probability the card is an ace
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q4-c-i
sec-a
easy
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A card is selected from a pack of 52 cards.Calculate the probability the card is an ace of spades.
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q4-b
sec-a
easy
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A card is selected from a pack of 52 cards.How many points are there in the sample space ?
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q4-a
sec-a
easy
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A die is thrown,find the probability of following event : A number less than 6 will appear
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q3-v
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A die is thrown,find the probability of following event : A number more than 6 will appear
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q3-iv
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A die is thrown,find the probability of following event : A number less than or equal to 1 will appear
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q3-iii
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A die is thrown,find the probability of following event : A number greater than or equal to 3 will appear
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q3-ii
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A die is thrown,find the probability of following event : A prime number will appear.
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q3-i
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
A coin is tossed twice,what is the probability that atleast one tail occurs
cbse
math
class11
ch16
probability
bookproblem
exercise16-3
q2
sec-b
medium
asked
Jun 30, 2014
by
sreemathi.v
1
answer
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