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