Question
In: Statistics and Probability
8. Paranormal researchers collected the following data about the number of UFO and Bigfoot sightings in...
8. Paranormal researchers collected the following data about the number of UFO and Bigfoot sightings in 8 different areas. The researchers suspect that the aliens are perhaps secretly meeting with Bigfoot.
|
UFO Sightings |
Bigfoot Sightings |
|
3 |
8 |
|
3 |
6 |
|
1 |
5 |
|
6 |
10 |
|
7 |
10 |
|
4 |
9 |
|
2 |
7 |
|
6 |
9 |
- Calculate Pearson’s r to measure the correlation between UFO and Bigfoot sightings.
- Test the significance of r with alpha = .05. Specify the null & alternative hypotheses. Report your critical value and decision.
- Describe the direction, strength and significance of the relationship in a sentence
Solutions
Expert Solution
| ( X) | ( Y) | X^2 | Y^2 | X*Y |
| 3 | 8 | 9 | 64 | 24 |
| 3 | 6 | 9 | 36 | 18 |
| 1 | 5 | 1 | 25 | 5 |
| 6 | 10 | 36 | 100 | 60 |
| 7 | 10 | 49 | 100 | 70 |
| 4 | 9 | 16 | 81 | 36 |
| 2 | 7 | 4 | 49 | 14 |
| 6 | 9 | 36 | 81 | 54 |
orchestra answered 1 year agoRelated Solutions
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The following data was collected to explore how the number of square feet in a house,...
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square feet in a house, the number of bedrooms, and the age of the
house affect the selling price of the house. The dependent variable
is the selling price of the house, the first independent variable
(x1x1) is the square footage, the second independent variable
(x2x2) is the number of bedrooms, and the third independent
variable (x3x3) is the age of the house.
Square Feet Number of Bedrooms
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The following data was collected to explore how the number of square feet in a house,...
The following data was collected to explore how the number of
square feet in a house, the number of bedrooms, and the age of the
house affect the selling price of the house. The dependent variable
is the selling price of the house, the first independent variable
(x1x1) is the square footage, the second independent variable
(x2x2) is the number of bedrooms, and the third independent
variable (x3x3) is the age of the house.
Effects on Selling Price of Houses...
The following data was collected to explore how the number of square feet in a house,...
The following data was collected to explore how the number of
square feet in a house, the number of bedrooms, and the age of the
house affect the selling price of the house. The dependent variable
is the selling price of the house, the first independent variable
(x1) is the square footage, the second independent variable (x2) is
the number of bedrooms, and the third independent variable (x3) is
the age of the house. Effects on Selling Price of Houses...
The following data was collected to explore how the number of square feet in a house,...
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square feet in a house, the number of bedrooms, and the age of the
house affect the selling price of the house. The dependent variable
is the selling price of the house, the first independent variable
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the number of bedrooms, and the third independent variable (x3) is
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Effects on Selling Price of Houses...
The following data was collected to explore how the number of square feet in a house,...
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square feet in a house, the number of bedrooms, and the age of the
house affect the selling price of the house. The dependent variable
is the selling price of the house, the first independent variable
(x1) is the square footage, the second independent variable (x2) is
the number of bedrooms, and the third independent variable (x3) is
the age of the house.
Effects on Selling Price of Houses...
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