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Recent questions tagged sampling techniques
+2
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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
Σ(Σ2^1-n) = _______
asked
Mar 31, 2019
in
JEE
by
kratos
jee
sampling techniques
jee mains
class-12
sequences and series
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
+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
+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
+2
votes
1
answer
A random sample of 8 envelopes are taken from a letter box of a post office and their weights in grams are found to be
asked
Mar 8, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+2
votes
1
answer
What is Test Statistic?
asked
Mar 3, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+2
votes
1
answer
Define Type I Type II Error.
asked
Mar 1, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+2
votes
1
answer
What do you mean by an Estimator?
asked
Feb 18, 2019
in
Class 12
by
kratos
statistical inference
class-12
sampling techniques
+2
votes
1
answer
The manufacturer of a cattle feed claims that, cows fed on his product yield more milk.
asked
Feb 15, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+1
vote
1
answer
Population in terms of number is not always a necessary parameter to measure population density. Justify with two examples.
asked
Feb 12, 2019
in
Class 12
by
kratos
work
cbse
class-11
energy and power
class-10
sampling techniques
class-12
statistical inference
+3
votes
1
answer
If Zcal = 2.089 and Ztab = 2.58, then write down the decision on null hypothesis.
asked
Jan 31, 2019
in
Class 12
by
kratos
class-12
statistical inference
sampling techniques
+1
vote
1
answer
Out of the 75 patients admitted to a hospital with Hepatities symtoms, 40 were administered a certain new ****,
asked
Jan 27, 2019
in
Class 12
by
kratos
statistics
class-6
class-10
sampling techniques
data handling
class-12
statistical inference
+1
vote
1
answer
Define Point estimation and Interval estimation.
asked
Jan 19, 2019
in
Class 12
by
kratos
sampling techniques
class-12
statistical inference
+3
votes
1
answer
A random sample of size 25 is drawn from a population whose standard deviation is 3.
asked
Jan 18, 2019
in
Class 12
by
kratos
statistical inference
class-12
sampling techniques
+1
vote
1
answer
A sample of chloroform before using as an anaesthetic, is tested by
asked
Jan 18, 2019
in
Class 12
by
kratos
haloarenes
class-11
human reproduction
haloalkanes
sampling techniques
class-12
statistical inference
+3
votes
1
answer
Define sampling distribution in statistical inference.
asked
Jan 15, 2019
in
Class 12
by
kratos
statistical inference
class-12
business statistics
sampling techniques
+3
votes
1
answer
Define sample space and parameter space.
asked
Jan 10, 2019
in
Class 12
by
kratos
statistical inference
class-12
sampling techniques
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