Question

Four groups of students spun the same two-color spinner with the outcomes shown in the table

1.

Four groups of students spun the same two-color spinner with the outcomes shown in the table. Which percentage is most likely to be the portion of the spinner painted green?

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2.

A survey asked 800 random dog owners about the breed of dog they own. Two hundred of those surveyed responded that they own a medium-sized dog. 

Which conclusion can be made about the population from this survey?

 

A. Most dog owners own a large dog. 

B. Most dog owners do not own a medium-sized dog. 

C. Half the population of dog owners own a small-sized dog. 

D. One-quarter of the population of dog owners do not own a medium-sized dog. 

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Answer #1

24) The total number of students who spun Green is .

The total number of students is

So the percentage of the number of students who spun Green is

So the probability the spinner is green is

Correct choice is (B).

25) The number of dog owners, who own a medium sized dogs is 200 out of 800

The number of dog owners, who does not own a medium sized dogs is

The percentage of dog owners, who does not own a medium sized dogs is

Correct choice is (B).

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