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Duplicate of Sampling Distributions Flashcards | StudBud
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Duplicate of Sampling Distributions
Duplicate of Sampling Distributions
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Answers
1
Which graph is most likely the graph of the means of the sampling distribution?
Thirda graph
First graph
What graph?
Second graph
2
Statistic is ...
number that describes some characteristic of the sample
number that describes some characteristic of the population
number that I don't like.
person who is a number in a survey.
3
Parameter is ...
number that describes some characteristic of the population
number that describes some characteristic of the sample.
person who is romantic with everyone.
number that is a boundary for a curve.
4
p hat means...
a probability with a hat
an observation
5
The expected number of successes and failures are both at least 10.
10% rule
Sampling without replacement rule
Normal approximation Rule
Central limit theorem
6
Sampling distribution and a population should have the same ...
mode
minion
minute
mean
7
Which figure do you want in a distribution?
c
d
b
a
8
When is it a good idea to CUSS?
When I lose my temper.
When I want to describe a distribution.
When I want to describe my feelings about statistics.
When I am mad.
9
Sample distribution and sampling distribution mean the same thing.
True
False
10
Why do we use z-scores?
Cause they are cute.
When we want to find the area of a figure.
When we want to standardize statistics.
Cause we need zzzzs to function well.
11
The mean of the sampling distribution is = to the true value of the parameter for a statistic.
Nice estimator
Mean estimator
Unbiased estimator
Biased estimator
12
Unbiased means a perfect survey.
True
False
13
When n is large, the sampling distribution of the sample mean, x bar, is approximately normal.
Central limit theorem
10% rule
Normal approximation condition
Normal condition
14
In the German Tank Problem, which was more accurate?
The intelligence estimate.
The simulation estimate.
15
What happens to a distribution graph when the sample gets larger and larger?
It looks more and more like a curve.
It looks more and more like a normal curve.
It looks more and more like a weird curve.
It looks more and more like a box.
16
Variability is directly related to ...
Center
Shape
Outliers
Spread
17
Binomial setting can be used, even without replacement, when the sample is < 10%.
10% rule
central limit theorem
Normal approximation rule
Sampling replacement rule
18
Standard deviation can be found in a binomial setting directly.
False
True
