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Chapter 12 AP statistics for Ben Love Flashcards | StudBud
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Chapter 12 AP statistics for Ben Love
Chapter 12 AP statistics for Ben Love
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Answers
1
Who is Dr. Love's favorite student?
James
Lisa
Chip
2
Which of the following is the best interpretation of S?
Average distance between observed and predicted in sample
Standard deviation of residuals
average distance between observed and predicted
Sum of squared deviations
3
To plot a power function, you do x vs. Log y
True
False
4
Question 5
c
d
b
a
5
Find y given that x=0.9 in the equation\ln y=2.468+0.2\left(\ln x\right)
14.1
2.4
11.6
2.6
6
Which of the following is a correct value of t for a test of H
0
:β=3.1, b=2.3, and SE
b
=1.5
1.533
-0.533
0.533
-1.533
7
Which of the following represents population slope?
z
b
β
a
8
Question 1
A
D
C
B
9
Which of the following is an appropriate interpretation of a slope of 1.329?
For every one unit decrease of x, there is an 1.329 approx. increase in y
For every one unit increase of x, there is an 1.329 approx. increase in y
For every one unit increase of x, there is an 1.329% increase in y
For every one unit increase of x, there is an 1.329 approx. decrease in y
10
The E in Liner stands for Equal proportions
True
False
11
What is Dr. Love's middle name?
Carroll
"Call of The Wild"
Charles
Car roll
12
The L in LINER stands for?
Dr. Love
Logarithms
Linear
Least-squares regression line
13
In the table; y=SAT math score, x=SAT verbal score. What is the margine of error of a 98% confidence interval if n=30
.1396
0.1402
0.1323
0.1399
14
If a power model describes a relationship accurately, which will produce a linear graph?
x vs. ln(y)
x vs. y
log(x) vs. log(y)
ln(x) vs. ln(y)
15
What is not a way to transform data?
Taking the log of both variables
Taking the pth root of the values of y
Taking the pth power of y
raise the values of the x variable to the p power
16
When doing a significance test or finding a confidence interval for slope, what are the df?
\frac{s}{\sqrt{n}}
n - 2
categories - 1
n - 1
