Ms. Davis wants to know the favorite color of students in her class. She asks each student, 'What is your favorite color?' What type of data collection is this?
Poll
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10
To find out the most popular movie genre among her friends, Sarah sends a message to five friends asking, 'Which of these is your favorite movie genre: comedy, action, or fantasy?' This is a type of:
Poll
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10
A company wants to find out if more people will buy a new type of juice if the packaging is blue instead of red. They sell the juice with both colors of packaging in different stores and track the sales numbers. What data collection method
Experiment
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15
You want to find out the average height of students in your class. Which question would you ask, and which method would you use to find the answer?
Question: "How many inches tall is each student?" Method: Measurement
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lifesaver
Give 25 points!
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seesaw
Swap points!
Okay!
gift
Win 15 points!
Okay!
lifesaver
Give 10 points!
Oops!
thief
Give points!
5
10
15
20
25
magnet
Take 10 points!
Okay!
fairy
Take points!
5
10
15
20
25
baam
Lose 20 points!
Oops!
15
You want to see if a heavier object falls faster than a lighter object. You drop a baseball and a marble from the same height and record the time it takes for each to hit the ground. Which question and method are you using?
Question: "Which object hits the ground first?" Method: Experiment
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lifesaver
Give 25 points!
Oops!
star
Double points!
Okay!
gift
Win 20 points!
Okay!
banana
Go to last place!
Oops!
15
You want to know how many cars drive past your house between 3:00 PM and 4:00 PM. Which question and method would be best?
Question: "How many cars did I count?" Method: Observation
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15
Your family wants to find out which brand of paper towel is the most absorbent. They pour a cup of water on each brand and see how much is absorbed. Which question and method would they use?
Question: "How much water did each towel absorb?" Method: Experiment
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15
You need to find out the amount of sugar in different brands of soda. Which question would you ask, and which method would you use to get the most accurate answer?
Question: "How many teaspoons of sugar are in each soda?" Method: Measurement
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10
To find out how many people stop at a red light versus a yellow light, a police officer watches an intersection and writes down how many cars stop for each light color. This is a type of:
Observation
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15
You need to find out the total number of books in the school library. Which question and method would be best?
B. Question: "How many books are there in the library?" Method: Observation
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10
To find out how many cars pass her house each hour, Maya sits by her window and uses a tally sheet to count every car. What is the primary data collection method she is using?
Observation
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15
A farmer wants to see if adding fertilizer makes his corn plants grow taller. Which question and method would he use to get the answer?
Question: "What is the height of the corn plants that got fertilizer versus those that didn't?" Method: Experiment
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15
A chef wants to know how many people will eat a new dish she created. She offers the dish to customers and counts how many portions are sold. Which question and method is the chef using?
Question: "How many people bought the new dish?" Method: Observation