Designing a Study

Determine whether each situation describes a survey, an experiment, or an observational study. (Type your answer all lower case as: survey, experiment, observational study).

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A group of high school students is randomly selected and asked to complete the form shown.

Answer explanation

Data are collected from responses given by members of a population.

Tags

CCSS.HSS.IC.B.3

Determine whether each situation describes a survey, an experiment, or an observational study. (Type your answer all lower case as: survey, experiment, observational study).

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An advertising company wants to test a new logo design. They randomly select 20 participants and watch them discuss the logo.

Answer explanation

Key word here is WATCH.

Tags

CCSS.HSS.IC.B.3

Determine whether each situation describes a survey, an experiment, or an observational study. (Type your answer all lower case as: survey, experiment, observational study).

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A randomly selected group of people are chosen to test the effects of a new drug on energy levels.

Answer explanation

Since the members of the sample are being affected by the study by testing the effects of the new drug this is an experiment.

Tags

CCSS.HSS.IC.B.3

Determine whether each survey question is biased or unbiased.

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Which student council candidate’s platform do you support?

• Biased

• Unbiased

Determine whether each survey question is biased or unbiased.

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How long have you lived at your current address?

• Biased

• Unbiased

Determine whether each survey question is biased or unbiased.

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Do you think that poisons, such as pesticides, should be sprayed on crops?

• Biased

• Unbiased

Answer explanation

This question is biased because the term “poison” could cause a strong reaction from the respondent.

Tags

CCSS.RL.11-12.6

30% out of 200 of Miss Harker’s students earned an A for the final grade average from the last semester.

Identify the sample {a partial part of the large group}

• 200 Carmel High School students

• 30% of Carmel High School students

• 200 of Miss Harker’s students

• 30% of 200 of Miss Harker’s students

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A survey of 976 American households found that 32% of the households own two cars.  Identify the the population. {hint: which group was targeted... used for the survey}

• All American households

• 976 American households

• 32% of Americans own two cars

• two cars

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A survey of 1000 patients at Emory hospital found that 40% cases are heart disease treatment.  Identify the population

• All Emory hospital patients

• 1000 Emory hospital patients

• 40% cases

• 40 hear disease cases.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A survey of 1000 patients at Emory hospital found that 40% cases are heart disease treatment.  Identify the sample.

• All Emory hospital patients

• 1000 Emory hospital patients

• 40% cases

• 40 hear disease cases.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1