I

a.Move the Number of Flips slider in the settings window to 4. What changes in the interactive tool? The coin becomes a square.

The coin flips four times.

The settings window displays four coins instead of one.

The values on the horizontal axis of the graph change.

b. With Number of Flips set to four, click the Flip button. Which of the following occur when you click the button once? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) check all that apply 1

• The graph displays four dots.unanswered
• Only the coins that showed a 'head' flipped to the 'tails' side ($).unanswered
• All of the coins flip over.unanswered
• The number of trials in the Running Average above the graph increases by four.unanswered
• The graph displays the number of flips on the vertical access.unanswered

c. Click the Flip button a secondtime. What happens? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) check all that apply 2

• Dots are added to the graph for trials five through eight.unanswered
• The four trials shown on the graph are erased, and four new trials are shown.unanswered
• The running average is recalculated for eight trials.unanswered
• The values on the vertical axis of the graph change 2 and 2.