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
10
A scientist watches a group of monkeys in a forest and writes down everything they do for a week. What is the scientist using to collect data?
Observation
10
To find out how tall the students in his class are, a teacher uses a measuring tape to find each student's height. This is an example of what kind of data collection?
Measurement
10
A student wants to see if adding fertilizer to a plant will make it grow taller. They put fertilizer on one plant and no fertilizer on another, then measure both plants every day for a month. This is an example of a(n):
experiment
10
A baker wants to find out which brand of flour is best for making bread rise. They bake four loaves of bread, each with a different brand of flour, and then compare their heights. What type of data collection is the baker using?
Experiment
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
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
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
10
A student uses a thermometer to collect the temperature of the water in a pool every hour. What type of data collection is this?
Measurement
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
10
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
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
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
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
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
15
You want to know how many people at your school ride the bus to school. Which question would you ask, and which method would be best?
Question: "How many students ride the bus to school?" Method: Poll