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Correlation Flashcards | StudBud
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Correlation
Correlation
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StudBud Administration
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A #math #statistics about #correlation in #scatterplots and finding the #correlationcoefficient
Flashcards
19 cards
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Practice quiz
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Questions
19
Answers
1
Complete the statement: The taller people are the __________ self-esteem they have.
better
more
worse
less
2
What is the DIRECTION of the correlation in this scatterplot?
Positive
Negative
South
North
3
What is the STRENGTH of this correlation?
Very weak
Very strong
Strong
Weak
4
To find r on your calculator, enter your data into what?
Anywhere
L1 and L6 only
L1
L1 and L2
5
What is the DIRECTION of this scatterplot?
Negative
Positive
None
Weak
6
Complete the statement: The hotter it is the _____________ coffees people get.
bigger
smaller
fewer
more
7
What is the STRENGTH of this correlation?
Very weak
Weak
Strong
Very Strong
8
What would be a reasonable estimate of Years of Experience for someone with an income of 45k?
75
13
65
12
9
What is the DIRECTION of this correlation?
Negative
Weak
Positive
Strong
10
How do you find r ?
What's r?
It's on your calculator when you turn diagnostic on
Copy it from a friend
I don't know
11
What would be a reasonable temperature for an elevation of 1750?
15
2
8
25
12
What is the STRENGTH of this correlation?
Strong
Very weak
Very Strong
Weak
13
This company only surveyed 10 of its 400 employees. Is there sampling bias present?
No, that is a representative sample
Yes, there could be selection bias present
Yes, there could be response bias present
No, unless the respondents lied
14
What is the DIRECTION of this scatterplot?
Positive
Weak
Negative
Strong
15
Would it be unusual to meet someone with 3 years of experience making 55k?
Maybe
IDK
Yes
No
16
To enter your data in your calculator, what button do you have to push?
STAT
TESTS
CALC
MATH
17
After you've entered your data, go to...
CALC
EDIT
TESTS
MATH
18
Complete the statement: The higher the Verbal SAT score, the ____________ the Math SAT score.
same
Lower
worse
Higher
19
You need to select...
G: GiveMeR
4: LinReg
4: LinReg
A: IDon'tKnow
