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Duplicate of AP Statistics End of Year Review Flashcards | StudBud
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Duplicate of AP Statistics End of Year Review
Duplicate of AP Statistics End of Year Review
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A #math #AP #statistics Quiz to review for the AP Exam
Flashcards
47 cards
F
Practice quiz
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Host live
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Questions
47
Answers
1
Mrs. Bird is the best AP Stats teacher ever!!!
Meh
Whatever
False
True
2
Identify the following symbol
Population Standard Deviation
Population Variance
Sample Variance
Sample Standard Deviation
3
Choose the best answer.
47.2%
2.28%
33.4%
15.9%
4
Choose the best answer.
19/40
15/19
3/8
19/20
5
Choose the best answer.
All high school students in the country.
All faculty, staff, and students at the school.
All students at the school
All freshman at the school.
6
Choose the best answer.
0.13
0.45
0.42
0.70
7
Identify the following symbol
Goodness of Fit Test
Chi-Squared
X-Squared
Unknown Variable Squared
8
Choose the best answer.
108
12
123
27
9
Identify the following symbol
Standard Deviation
Population standard deviation
Chi-Square
Variance
10
Which of the following is a
qualitative
variable?
II & III
I & II
I
III
11
Choose the best answer.
Experimental
Block
Placebo
Control
12
Identify the following symbol:
Null Hypothesis
Alternative Hypothesis
Hope you studied!
Ho Ho Ho! Santa's here!
13
Choose the best answer.
24
720
15
120
14
Choose the best answer.
Mean: 88; Median: 86
Mean: 84; Median: 90
Mean: 88; Median: 90
Mean: 86; Median: 88
15
Identify the following symbol
Population Mean
Mean of Chi
Chi-Squared
Sample Mean
16
Which of the following is FALSE about the Central Limit Theorem?
As n increases, the center remains at μ
It is only valid if the population distribution is Normal
Distribution of sample mean is more peaked as n increases
The sample distribution becomes more Normal as n increases
17
Which of the following is NOT a method of random sampling?
Cluster
Systematic
Stratified
Volunteer
18
Choose the best answer.
H0: μ1=μ2 ; HA: μ1 > μ2
H0: μ1 < μ2 ; HA: μ1 = μ2
H0: μ1=μ2 ; HA: μ1 < μ2
H0: μ1 < μ2 ; HA: μ1 = μ2
19
Identify the following symbol:
Sample Proportion
Parameter
Population Proportion
Probability
20
Identify the symbol μ
X
Mean of a random variable
Sample Mean
Mean of a distribution
Population Mean
21
Choose the best answer.
Claiming all children do not sleep 8 hours when it is true
Claiming all children do not sleep 8 hrs when it is not true
Claiming all children do not sleep 8 hrs, when they do.
Failing to reject the claim that all children sleep 8 hours
22
Calculate the IQR for the following data
13
7
4
15
23
Identify the following symbol:
Sample standard deviation
Whistle and X
Population standard deviation
Standard deviation of a random variable
24
Choose the best answer.
0.30
0.24
0.45
0.18
25
If a study has three factors, each with three levels, how many treatments are there?
4
6
5
9
26
Which of the following is FALSE about the power of a test?
It increases as the effect size increases
It increases as the Type I error rate increases
It is calculated directly from Type I error
It increases as β increases
27
Choose the best answer
The results will generalize because surveys were identical
There is a convenience sampling bias present for Suzy & John
The study was a single-blind study
The samples were random so the results should not be biased
28
When using the rejection region approach, when should you reject the null hypothesis?
The p-value is greater than α
The test statistic falls outside the rejection region
The p-value of the test statistic is less than α
Test statistics falls within the rejection region
29
Identify the following symbol:
Sequence or Series
Sample Standard Deviation
Population Standard Deviation
Standard Error
30
Identify the following symbol
N for Niesner
Population size
Sample size
Number
31
Identify the following symbol:
Population Mean
Sample Mean
Sample distribution
Difference of Two Means
32
Choose the best answer.
Texting & driving survey given in front of teen's parents
A small portion of surveys are returned
Study about HS students but survey only given to girls
HS pop. divided into similar groups; a SRS receive survey
33
Identify the following symbol
Null Hypothesis
Alternative Hypothesis
Handle With Care
Ha Ha! That joke was FUNNY!
34
Choose the best answer.
Loan rates from 10 of your neighbors who bank locally.
Thousands of rates from all branches in the Midwest
Less than one hundred loan rates from one branch in a town
SRS of 1000 rates from 100 randomly selected branches in U.S
35
If you toss a fair coin 7 times and get 7 heads, the 8th toss MUST be tails. Is this true?
No. You cannot predict next toss from previous toss.
Yes. Law of large #s says 50% are tails, so tails is overdue
No, the coin is not really fair so it could be heads again
Yes. With so many heads, a tail MUST be next.
36
Identify the following symbol:
Difference in two proportions
Population
Sample proportion
Population proportion
37
Identify the following symbol:
Exception
Function E(X)
Expected Value
Empirical Rule
38
Choose the best answer.
0.0033
0.0949
0.0475
0.0566
39
Which test is appropriate for analyzing categorical data?
2 sample t-test
chi-square test
z-test
1-sample t-test
40
Which is NOT a similarity between the
t
-distribution and the standard Normal distribution?
Both distribution means are zero
Both depend on degrees of freedom
Both are continuous distributions
Both are symmetric about the mean
41
Which measure of center is best for skewed data?
Mean
Interquartile Range
Standard Deviation
Median
42
Identify the following symbol
Sample size
Population size
Normal curve
Unknown number
43
Which of the following data sets has the largest standard deviation?
{1, 2, 3, 4, 5|
{1, 4, 7, 10, 13}
(1, 3, 5, 7, 9}
{1, 1, 3, 5, 5}
44
Why is replication a good practice in experimental designs?
It eliminates chance variation.
It makes a study random.
It "controls" the effects of known factors.
It allows for chance variation to be estimated.
45
Choose the best answer.
90% of attendees' age falls between 4.6 & 6.3 years
5% probability that no attendee was less than 4.6 yrs. old.
90% of pop. sampled, and their ages are between 4.6 & 6.3
10% probability that the mean age is not between 4.6 & 6.3
46
Choose the best answer.
383
385
384
300
47
Choose the best answer.
Bar Chart
Histogram
Stemplot
Dotplot
