Describe why the claims of these studies might be suspect.

53. Based on a recent telephone survey, $72 \%$ of those contacted shop online.

Describe why the claims of these studies might be suspect.

A survey of a group of people said the thing they dislike most about winter is snow.

Identify the independent and dependent variables for each study.

50. People who walk at least 3 miles a day are randomly selected, and their blood triglyceride levels are measured in order to determine if the number of miles that they walk has any influence on these levels.

In Greenville County there are 8324 deer. Explain why the claims of these studies might be suspect.

Details from research studies is sometimes taken out of context. Explain why the claims of these studies might be suspect.

a. Based on a recent telephone survey, $72 \%$ of those contacted shop online. b. In Greenville County there are 8324 deer. c. Nursing school graduates from Fairview University earn on average $\$ 33,456$. d. Only $5 \%$ of the men surveyed wash the dishes after dinner. e. A recent study shows that high school dropouts spend less time on the Internet than those who graduated; therefore, the Internet raises your IQ. f. Most shark attacks occur in ocean water that is 3 feet deep; therefore, it is safer to swim in deep water.

Give a reason why the statement made might be misleading.
An ad for an exercise product stated: "Using this product will burn $74 \%$ more calories." What is misleading about this statement?

An ad for an exercise product stated: "Using this product will burn $74 \%$ more calories." What is deceptive about this statement?

Suggest some confounding variables that the researcher might want to consider when doing a study.
York University in Toronto, Canada, stated that people who had suffered from fibromyalgia were able to reduce their pain by participating in twice-weekly yoga sessions.

Identify the independent variable and the dependent variable in the problem situation.

Why do researchers employ randomization in statistical studies?

What is meant by blinding and double-blinding?

What is the placebo effect?

What is a confounding variable?

What is a confounding variable?