Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
mobile
exams
ask
sample papers
tutors
pricing
sign-in
Download our FREE mobile app with 1000+ tests for CBSE, JEE MAIN, NEET
X
Search
Topics
Want to ask us a question?
Click here
Browse Questions
Student Questions
Ad
Home
>>
CBSE XII
>>
Math
>>
Probability
0
votes
A coin is tossed 7 times. FInd the probability distribution of getting r heads.
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q27
p42
math
Share
asked
Feb 5, 2013
by
meena.p
Please
log in
or
register
to add a comment.
Can you answer this question?
Do not ask me again to answer questions
Please
log in
or
register
to answer this question.
Related questions
0
votes
0
answers
A company produces 10% defective items. Find the probability of getting 2 defective items in a sample of 8 items is
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q28
p42
math
0
votes
1
answer
Obtain the probability distribution of number of sixes in two tosses of a dice. Also find mean/ variance.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q29
p42
math
0
votes
0
answers
6 coins are tossed simultaneously. Find the probability of getting 1) no heads 2) 3 heads
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q40
p43
math
0
votes
0
answers
Suppose that a fair dice are tossed and let X represents "The sum of points". FInd the mean/ variance of X.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q32
p42
math
0
votes
0
answers
If a 4 digit number > 5000 are randomly formed from digits 0,1,3,5,7. Find probability of forming a number divisible by 5 when (1) digits are repeated 2) digits are not repeated.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q23
p42
math
0
votes
0
answers
A man is known to speak truth 3 times out of 4. He throws a dice and reports that it is a six. Find the probability that it is actually a six.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q31
p42
math
0
votes
0
answers
A,B,C tosses a coin in turns. The first one to throw a 'head' wins game. What are their respective chances of winning.
asked
Feb 5, 2013
by
meena.p
cbse
class12
additionalproblem
kvquestionbank2012
ch13
q30
p42
math
Ask Question
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...