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Firlakuza [10]
3 years ago
5

Timothy want to estimate the percentage of homeowners that own at least one dog. He surveys 100 randomly selected homeowners to

determine whether or not they own dogs. What is the parameter? A. All homeowners. B. Specific response to the survey. C. The percentage of all homeowners that own at least one dog. D. The 100 homeowners surveyed. E. The percentage of surveyed homeowners that own at least one dog.
Mathematics
1 answer:
7nadin3 [17]3 years ago
8 0

Answer:

C. The percentage of all homeowners that own at least one dog

Step-by-step explanation:

A parameter describes an entire population. Timothy is sampling from the 100 random homeowners to extrapolate their opinions onto the opinions of the entire population of homeowners.

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ABC has coordinates of A (-8,-8), B (4,-2), and C (2,2). Find the coordinates of its image after a dilation centered at the orig
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The coordinates of the image after dilation are

A (-12 , -12) , B (6 , -3) , C (3 , 3) ⇒ answer B

Step-by-step explanation:

A dilation is a transformation that produces an image that is the

same shape as the original, but in a different size

When you dilate a figure, with

  • The center of dilation is the origin
  • The scale factor of dilation is k

Then the coordinates of each point of the figure is multiplied by k

to find the image of the figure after dilation

∵ ABC has coordinates of A (-8 , -8), B (4 , -2), and C (2 , 2)

∵ ABC is dilated by scale factor 1.5

∵ The center of dilation is the origin

- Multiply the coordinates of points A, B, and C by 1.5

∴ The image of point A = (-8 × 1.5 , -8 × 1.5) = (-12 , -12)

∴ The image of point B = (4 × 1.5 , -2 × 1.5) = (-6 , -3)

∴ The image of point C = (2 × 1.5 , 2 × 1.5) = (3 , 3)

The coordinates of the image after dilation are

A (-12 , -12) , B (6 , -3) , C (3 , 3)

Learn more:

You can learn more about transformation in brainly.com/question/5563823

#LearnwithBrainly

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