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5AT L10

Last updated almost 6 years ago

5 questions

1

1

1

1

1

Question 1

1.

What is Jada's mean?

5

4

3

2

Question 2

2.

What is Diego's mean?

6

5

4

3

Question 3

3.

What is Lin's mean?

4

3

2

1

Question 4

4.

What does this tell you about the text messages sent by the three students?

On average, Jada sent the most text messages per day, and Lin sent the fewest text messages per day.

On average, Lin sent the most text messages per day, and Diego sent the fewest text messages per day.

On average, Diego sent the most text messages per day, and Lin sent the fewest text messages per day.

On average, Diego sent the most text messages per day and Jada sent the fewest text messages per day (typical Jada).

Question 5

5.

Which data set has the greatest variability? Explain your reasoning.

Jada's data has the highest variability. All data points lie far away from the mean; the sum of the differences is the largest.

Diego's data has the highest variability. All data points lie far away from the mean; the sum of the differences is the largest.

Diego and Jada's data have the highest variability. All data points lie far away from the mean; the sum of the differences is the largest.

Lin's data had the highest variability. All data points lie far away from the mean; the sum of the differences is the largest.