Question
1. Chi square is used to test __________________ dependent variables. Group of answer choices ratio nominal interval continuous 2. Chi square is used to test
1. Chi square is used to test __________________ dependent variables.
Group of answer choices
ratio
nominal
interval
continuous
2. Chi square is used to test __________________ dependent variables.
Group of answer choices
ratio
nominal
interval
continuous
3. Which of the following correlation coefficients is the strongest?
Group of answer choices
-.85
+.77
+.51
+.12
4. What is the correct conclusion based on the following ANOVA result: [F(4,30) = +22.22, p < .05]
Group of answer choices
dfbn = 30; dfwn = 4; k = 35; result was NOT significant
dfbn = 4; dfwn = 30; k = 5; result was significant
dfbn = 3; dfwn = 29; n = 4; result was significant
dfbn = 16; dfwn = 3; n = 17; result was NOT significant
5. In ANOVA, if the F Ratio = 2.45 and the F critical boundary (from the tables) = 3.55, what conclusion should be drawn?
Group of answer choices
at least one of the means is different
all the means are different
all the means are equal
all the standard deviations are different
6. [example continued...]
Given the following data: SP = 500; SSX = 50; MY = 80; MX = 5
Predict given X = 8
Group of answer choices
200
130
50
110
7. [example continued...]
Given the following data: SP = 500; SSX = 50; MY = 80; MX = 5
The y intercept, a =
Group of answer choices
100
50
25
30
8. Given the following data: SP = 500; SSX = 50; MY = 80; MX = 5
The slope, b =
Group of answer choices
4
50
10
5
9. Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
MX = _____; MY = _____
Group of answer choices
MX = 7; MY = 5
MX = 5; MY = 7
MX = 4; MY = 4
MX = 12; MY = 20
10 . [example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
Positive or negative correlation?
Group of answer choices
Negative
Positive
11. example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
r = ____
Group of answer choices
+.85
-.71
+.97
-.65
12. [example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
SP = ____
Group of answer choices
20
7
15
12
13. [example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
SSX = _____; SSY = _____
Group of answer choices
SSX = 100; SSY = 400
SSX = 10; SSY = 20
SSX = 2; SSY = 26
SSX = 10; SSY = 10
14. [example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
What is the missing value under the (X-MX)(Y-MY) column? (far right column)
Group of answer choices
4
3
-3
-2
15 [example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
What is the missing value under the (X-MX)2column?
Group of answer choices
-3
3
5
1
16 example continued...]
Below is data for two variables, X and Y. Answer the questions that follow.
| X | Y | X-MX | Y-MY | (X-MX)2 | (Y-MY)2 | (X-MX)(Y-MY) |
| 6 | 1 | -1 | -4 | 1 | 16 | ___ |
| 7 | 5 | 0 | 0 | 0 | 0 | 0 |
| 7 | 6 | 0 | ___ | 0 | 1 | 0 |
| 8 | 8 | 1 | 3 | ___ | 9 | 3 |
What is the missing value under the Y-MYcolumn?
Group of answer choices
1
-2
4
3
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Applied Regression Analysis And Other Multivariable Methods
Authors: David G. Kleinbaum, Lawrence L. Kupper, Azhar Nizam, Eli S. Rosenberg
5th Edition
1285051084, 978-1285963754, 128596375X, 978-1285051086
