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AP Stats Friday Last Block Quiz Flashcards | StudBud
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AP Stats Friday Last Block Quiz
AP Stats Friday Last Block Quiz
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1
What day is the AP Statistics exam?
Thursday May 27
Not soon enough
Monday May 17th
Today
2
Increasing the sample size in a poll has which primary purpose:
Eliminate confounding variables
Reduce Non-response bias
Increase confidence level
Increase precision of the estimate
3
Write the equation of the LSR from the digital output below.
y-hat=8.934+.4870x
y-hat=91.268+1.4929x
y-hat=1.4929+91.268x
y-hat=91.268+8.934x
4
If P(A)=.2, P(B)=.4, and P(A or B)=.6, then...
A and B are collectively exhaustive
A and B are mutually exclusive
A and B are independent
5
What is Ms. Heath's favorite meal of the day?
Dessert
Breakfast
Lunch
Dinner
6
A larger p-value means better evidence against the null.
False
True
7
If P(A)=.24 and P(B)=.52, and events A and B are independent, what is P(A or B)?
.1248
.76
.6352
.28
8
What trick can Pepper NOT do?
Balance a treat on her nose
Howdy!
Roll over
Jump through a hoop
9
Which of the following events has the highest probability?
We are about to take a pop quiz.
Making a type 1 error when alpha=.01.
Pepper is asleep right now.
We will have a fire drill next week.
10
Which of the following should we invite to our party?
Table A
Sad Hat
StatsMedic
TI-84 CE
11
A test statistic is χ^2=3.12, from a goodness of fit test with 5 categories. Conclusion, at alpha=.05?
p=.537, reject the null
p=.537, fail to reject the null
p=.537, accept the null
p=.0437, reject the null
12
How likely is it that at least two people in a group of 30 share the same birthday?
70% chance
25.7% chance
Equally likely and unlikely (50% chance)
Highly unlikely
13
In statistics, if the p-value is > the alpha, we accept the null.
True
False
14
Which of the following is most likely to happen next?
cake
Watching a documentary on the creation of table A
Practice MC problems
Calculator scavenger hunt
15
Which significance test would you use to determine if repair shop 1 quotes higher estimates than repair shop 2?
A chi-squared homoegeneity test
A two-sample t-test
A linear regression t-test
A paired t-test
16
How many days did this class meet Friday last block?
5
9
11
7
17
At Harpeth Hall, taking AP Statistics and taking Statistics are mutually exclusive events.
True
False
