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Duplicate of AP Statistics - What do we need to review? Flashcards | StudBud
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Duplicate of AP Statistics - What do we need to review?
Duplicate of AP Statistics - What do we need to review?
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StudBud Administration
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A series of questions from each chapter of our course, to see what we should focus on most.
Flashcards
12 cards
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Practice quiz
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Questions
12
Answers
1
Which is the following is NOT a condition of a binomial setting?
There is no fixed trial length
There are only two outcomes, success and failure
There is a fixed probability of failure
Outcomes/Trials are independent
2
A linear regression gives an r
2
= 0.866 --> what interpretation could you use for sure?
86.6% of the variation in the data is due to chance
A very strong linear relationship
93% of the variation in the response var. is due to the LSRL
None of these
3
I have started sincerely studying for the AP (practice test, put together notes etc.)
I've made a plan, but have not started yet.
I have not, but I'm ready to start now!
Yes I have!
I don't plan on studying for this AP exam outside of class.
4
Which of the following transformations would make a power relationship into a linear one?
(x, y2)
(log x, log y)
(log x, y)
(x, log y)
5
Ogive - # of days vs # of students - Approximately how many students enrolled on the 6th day?
15 students
2 students
18 students
5 students
6
A significance test gives a p-value of 0.04. From this we can...
Reject H0 at the 1% level
Reject H0 at the 5% level
Say that the probability that H0 is false is 4%
Say that the probability that H0 is true is 4%
7
(486.24, 537.76) is a 99% conf. int. of mean SAT math scores. What is the std. dev of means?
2.576
512
25.76
10
8
Two variables that are disjoint can also be independent.
True
False
9
If n is large, the Central Limit Theorem tells us that the distribution of x-bar should...
Not enough information is given
Be skewed
Be approximately normal
Have a large amount of variablity
10
I am going to send out a survey via twitter. Which bias is NOT included
undercoverage
voluntary response
response
nonresponse
11
In which of the following distributions would the mean be GREATER than the median?
Normal Distribution
Skewed Right
Uniform Distribution
Skewed Left
12
The mean of the following distribution is...
1.68
2.5
1.89
11.25/50
