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It is expected that aerobic square dancing during the 30-minute recess at an elementary school will help fight childhood obesity.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

Recent findings suggest that residents at a senior living facility may experience fewer depressive symptoms when they participate in pet therapy with certified dogs for 30 minutes per day.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

A chain of retail stores has been experiencing substantial cash shortages in cashier balances across 10 of their stores. The company is considering installing cashier security cameras.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

Anytown Community wants to determine if implementing a neighborhood watch program will reduce vandalism incidents.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

Employees at Acme Industries, consisting of four separate buildings, are chronically late. An executive is considering implementing a get out of Friday free lottery; each day an employee is on time, he or she gets one token entered into the weekly lottery.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

The Acme Herbal Tea Company advertises that its product is “. . . the tea that relaxes.”
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

Professor Madrigal has a theory that singing improves memory.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

Mr. Reed believes that providing assorted colored pens will prompt his students to write longer essays.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

Ms. Fractal wants to determine if working with flashcards helps students learn the multiplication table.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

A manager at the Acme Company Call Center wants to see if running a classic movie on a big screen (with the sound off) will increase the number of calls processed per hour.
a. State the research question.
b. Identify the control and experimental group(s).
c. Explain how you would randomly assign participants to groups.
d. State the hypotheses (H0 and H1).
e. Discuss the criteria for accepting or rejecting the hypotheses.

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