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Recent questions tagged statistical inference
+3
votes
1
answer
To test the effectiveness of vaccination against Tuberculosis, the following table was obtained.
asked
Apr 7, 2019
in
Class 12
by
kratos
why do we fall ill
physical health
class-9
class-10
icse
hygiene
class-12
statistical inference
+3
votes
1
answer
Write down the standard of difference of proportion of two samples.
asked
Apr 7, 2019
in
Class 12
by
kratos
class-12
statistical inference
+3
votes
0
answers
In a randomly selected corporation school, out of 80 students, 35 students passed *.*.L.C. examination with a first class.
asked
Apr 7, 2019
in
Class 12
by
kratos
class-10
class-12
icse
statistical inference
+2
votes
1
answer
If p = 0.02 and n = 64 then find SE (p).
asked
Apr 7, 2019
in
Class 12
by
kratos
neet
the p block elements
class-11
aiims
class-12
statistical inference
+2
votes
1
answer
From the following data regarding average weight of boys and *****. Test whether the mean weight of boys are greater than
asked
Apr 4, 2019
in
Class 12
by
kratos
class-11
measures of central tendency
class-10
class-12
statistical inference
+2
votes
1
answer
In a chi-square test for goodness of fit if there are 8 classes and if two parameters are’ estimated,
asked
Apr 4, 2019
in
Class 12
by
kratos
class-12
statistical inference
+2
votes
1
answer
Is egg a vegetarian or non vegetarian
asked
Apr 3, 2019
in
JEE
by
kratos
class-8
jee main 2021
jee
probability
percentage and its applications
class-6
jee main
owlie
sampling techniques
class-12
statistical inference
+3
votes
1
answer
Write down the standard of difference of sample means of two samples.
asked
Apr 1, 2019
in
Class 12
by
kratos
class-12
statistical inference
+3
votes
1
answer
Σ(Σ2^1-n) = _______
asked
Mar 31, 2019
in
JEE
by
kratos
jee
sampling techniques
jee mains
class-12
sequences and series
statistical inference
+2
votes
1
answer
Mention two application of tests.
asked
Mar 26, 2019
in
Class 12
by
kratos
class-12
switchgear
index numbers
statistical inference
+1
vote
1
answer
Define sampling distribution of a Statistic.
asked
Mar 24, 2019
in
Class 12
by
kratos
statistical inference
class-12
sampling techniques
+1
vote
1
answer
Define critical region.
asked
Mar 24, 2019
in
Class 12
by
kratos
sampling techniques
engineering
class-12
statistical inference
+1
vote
1
answer
Given X̄ = 22 gm, μ0 = 20 gm, σ=10 gm and n = 64 .Calculate test statistic z.
asked
Mar 23, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+1
vote
1
answer
When the pooling done in testing of goodness of fit?
asked
Mar 20, 2019
in
Class 12
by
kratos
theoretical distribution
class-12
statistical inference
+3
votes
0
answers
5 coins are tossed 128 times. the result are tabulated as below:
asked
Mar 20, 2019
in
Class 12
by
kratos
class-9
class-12
probability
statistical inference
+3
votes
1
answer
Fit a poisson distribution to the following data and test for goodness of fit.
asked
Mar 17, 2019
in
Class 12
by
kratos
class-12
statistical inference
+2
votes
1
answer
For a *.N.V. test statistic Z, in left tail test the calculated value is (- 2.63) and the table value is (-1.90).
asked
Mar 17, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+2
votes
1
answer
To test the effectiveness of inoculation against Cholera the following table was obtained:
asked
Mar 14, 2019
in
Class 12
by
kratos
class-12
statistical inference
+1
vote
1
answer
Which of the following has been recently used for increasing productivity of super milk cows?
asked
Mar 13, 2019
in
Class 12
by
kratos
food production
neet
aiims
numbers and sequences
class-9
class-10
strategies for enhancement
natural resources and agriculture
class-12
statistical inference
+3
votes
0
answers
In a sample of 600 students of a college 400 are found to use dot pens. In another college from a sample of 900 students,
asked
Mar 13, 2019
in
JEE
by
kratos
mensuration
jee
class-9
jee mains
sampling techniques
class-12
statistical inference
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