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Recent questions tagged measures-of-dispersion-(a.m)
ASK
The A.M of $n$ observation is $ \overline x$ . If the sum of $ n-5$ observations is $a$, then the mean of remaining 5 observation is
jeemain
math
cbse
class11
statistics
difficult
measures-of-dispersion-(a.m)
q27
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The weighted A.M of first $n$ natural numbers whose weights are equal is
jeemain
math
cbse
class11
statistics
easy
measures-of-dispersion-(a.m)
q66
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The A.M of set of 50 numbers is 48. If two numbers 52 and 44 are discarded then A.M of the remaining set of numbers is
jeemain
math
cbse
class11
statistics
medium
measures-of-dispersion-(a.m)
q34
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
If a student gets marks : English 80, Hindi 70, Mathematics 85, Physics 75 and Chemistry 67 and the weights of subjects are 1,2,1,3,1 respectively then weighted A.M is
jeemain
math
cbse
class11
statistics
medium
measures-of-dispersion-(a.m)
q30
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The A.M of 9 items is 15. If one more item is added to this series, the A.M becomes 16. The value of 10th item is
jeemain
math
cbse
class11
statistics
medium
measures-of-dispersion-(a.m)
q29
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
If A.M of $x_1, x_2....x_n$ is $ \overline x$ then A.M of $ ax_1+b, ax_2+b, ax_3+b...ax_4+b$ is
jeemain
math
cbse
class11
statistics
medium
measures-of-dispersion-(a.m)
q28
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The A.M of $ nC_0, \: nC_1, nC_2.......nC_n$ is
jeemain
math
cbse
class11
statistics
easy
measures-of-dispersion-(a.m)
q58
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The A.M of $a, a+d, a+2d.....a+2nd$ is
jeemain
math
cbse
class11
statistics
easy
measures-of-dispersion-(a.m)
q57
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The A.M of squares of first $n$ natural numbers is
jeemain
math
cbse
class11
statistics
easy
measures-of-dispersion-(a.m)
q56
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
The A.M of first $n$ natural number is
jeemain
math
cbse
class11
statistics
medium
measures-of-dispersion-(a.m)
q27
asked
Jan 25, 2014
by
thanvigandhi_1
1
answer
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