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Stats 2: Observation vs Experiment (movement)

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Mathematics

10th - 12th Grade

CCSS covered

Used 4+ times

Stats 2: Observation vs Experiment (movement)
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

One group of subjects was given an herbal supplement and another group was given a placebo. After one year, the number of illnesses each group had was compared.

Observational Study

Experiment

Tags

CCSS.HSS.IC.B.3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seatbelt.

Observational Study

Experiment

Tags

CCSS.HSS.IC.B.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A professor finds that people who are obese have higher cholesterol levels than those who are not obese.

Observational Study

Experiment

Tags

CCSS.HSS.IC.B.3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Four groups of randomly selected people are assigned a different diet. After six months, the blood pressures of each group are compared.

Observational Study

Experiment

Tags

CCSS.HSS.IC.B.3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

You want to see if students who have a 4.0 grade point average study more than those who do not.

experiment

observational study

Tags

CCSS.HSS.IC.B.3

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A study is conducted to investigate the relationship between owning pets and happiness. 100 subjects are randomly selected and data on whether or not a pet is owned and a happiness score (1‐10, 10 being extremely happy) are obtained.
Is this an OBSERVATIONAL or EXPERIMENTAL study?

Observational
Experimental

Tags

CCSS.HSS.IC.B.3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

In order to assess the effects of exercise on reducing cholesterol, a researcher sampled 50 people from a local gym who exercised regularly and 50 people from the surrounding community who did not exercise regularly. They each reported to a clinic to have their cholesterol measured. The subjects were unaware of the purpose of the study, and the technician measuring the cholesterol was not aware of whether subjects exercised regularly or not. This is

an observational study
an experiment

Tags

CCSS.HSS.IC.B.3

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