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Confidence Interval Review Flashcards | StudBud

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What is the critical value corresponding to 95% confidence

What is the point estimater

Confidence Interval Review

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Questions 10

Answers

1
What is the point estimater
The upper bound of a confidence interval
The parameter
the statistic from a sample, used to estimate the parameter
A point on the graph that we guess is a value
2
What is the critical value corresponding to 95% confidence
2.567
1.96
1.645
2
3
In order to use a Z score confidence interval we need to check
The geometric conditions
The nonlinear conditions
the binomial conditions
The normal conditions
4
What two things are used to create the margin of error?
Miracles and Magic
The confidence level and the parameter
The sampling dist SD and Critical Value
The standard deviation and the point estimater
5
A confidence interval is
A level of certainty
An interval that estimates the staistic
A range of numbers that might have a statistic in it
An interval that might contain the parameter
6
A 95% Confident interval
Has a 95% chance of containing the parameter
We are 95% sure that the interval contains the parameter
is pretty confident
Has a 95% probability that the statistics is the parameter
7
The margin of Error is
the values we +/- to a point estimater that might include the parameter
the probability of getting the parameter
the level of confidence
the level that we are not confident
8
What is the confidence level corresponding to 90% confidence
2
1.96
2.567
1.645
9
The Critical Value reflects what about the confidence interval
the sample size
the confidence level
the marigin of error
the point estimater
10
What is the critical value corresponding to 99% confidence
1.96
2.567
2
1.645