Data and Probability: Insert or Delete a Data Points

Your science quiz scores are shown. 88, 92, 96, 92, 90, 94, 100, 88, 92, 88.

Find the mean of the quiz scores.

• 90
• 94
• 92
• 96

Your science quiz scores are shown. 88, 92, 96, 92, 90, 94, 100, 88, 92, 88.

Find the median of the quiz scores.

• The median is 92

• The median is 90

• The median is 88

• The median is 94

Data Set: 88, 92, 96, 92, 90, 94, 100, 88, 92, 88.

If the greatest score is removed, which best explains what happens to the data?

• The mean and median both increase.

• The mean increases and the median stays the same.

• The mean and median both decrease.

• The mean decreases and the median stays the same.

Your science quiz scores are shown. 88, 92, 96, 92, 90, 94, 100, 88, 92, 88.

If your next score is 92, which best explains what happens to the data?

• The mean and median both increase.

• The mean increases and the median stays the same.

• The mean and median both stay the same.

• The mean decreases and the median stays the same.

You played 7 rounds of the same computer game. Your scores are 254, 167, 257, 261, 172, 254, 266. Find the mean of the scores.

• 254

• 233

• 245

• 219

You played 7 rounds of the same computer game. Your scores are 254, 167, 257, 261, 172, 254, 266. Find the median of the scores.

• 267
• 261
• 172
• 254

You have played 7 rounds of the same computer game. Your scores are shown. 254, 167, 257, 261, 172, 254, 266. If the least score is removed, which best explains what happens to the data?

• The mean and median both increase.

• The mean increases and the median stays the same.

• The mean and median both decrease.

• The mean decreases and the median stays the same.

You have played 7 rounds of the same computer game. Your scores are shown. 254, 167, 257, 261, 172, 254, 266. If your next score is 200 which best explains what happens to the data?

• The mean and median both increase.

• The mean increases and the median stays the same.

• The mean and median both stay the same.

• The mean decreases and the median stays the same.