AP Statistics › Data Collection
Alpha Corporation developed a new pill to treat elevated glucose levels. They want to test the efficiency of the pill to lower glucose levels by gathering a sample of people with high glucose and giving them either:
A daily dose of their new pill ("Experimental Group")
A daily placebo pill that looks the same but does not do anything ("Placebo Group")
How can they make this a "Blind Study"?
Your AP Statistics teacher asks you to conduct a survey to determine the most popular cereal brand at your high school. Which of the following should be the survey population in your study?
Your AP Statistics teacher asks you to conduct a survey to determine the most popular cereal brand at your high school. Which of the following should be the survey population in your study?
Which of the following is the best way to ensure a sample is representative and unbiased?
Kevin would like to find out what type of car is the most popular among residents in his neighborhood. There are 25 streets in his neighborhood and each street has approximately 12 houses on it. He would like to survey at least 120 houses before making a conclusion.
Which of the following is an example of random cluster sampling in Kevin's neighborhood?
Kevin would like to find out what type of car is the most popular among residents in his neighborhood. There are 25 streets in his neighborhood and each street has approximately 12 houses on it. He would like to survey at least 120 houses before making a conclusion.
Which of the following is an example of random cluster sampling in Kevin's neighborhood?
Which of the following is the best way to ensure a sample is representative and unbiased?
Which of the following is the best way to ensure a sample is representative and unbiased?
Kevin would like to find out what type of car is the most popular among residents in his neighborhood. There are 25 streets in his neighborhood and each street has approximately 12 houses on it. He would like to survey at least 120 houses before making a conclusion.
Which of the following is an example of random cluster sampling in Kevin's neighborhood?
Alpha Corporation developed a new pill to treat elevated glucose levels. They want to test the efficiency of the pill to lower glucose levels by gathering a sample of people with high glucose and giving them either:
A daily dose of their new pill ("Experimental Group")
A daily placebo pill that looks the same but does not do anything ("Placebo Group")
How can they make this a "Blind Study"?