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7.1-7.3 Review

Authored by Sean Sattler

Mathematics

11th - 12th Grade

Used 1+ times

7.1-7.3 Review
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8 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

The box plot shows the ages of a group of people. What is the median age?

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

The box plot shows the ages of a group of people. What is the Interquartile Range? (IQR)

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The box plot shows the ages of a group of people. What percentage of the people are between the ages of 18 and 28?

25%

50%

75%

none of these

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which is the modal range?

50 < m < 60

60 < m < 70

70 < m < 80

90 < m < 100

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

The following data represents the height of 6 people in cm: 120, 168, 142, 140, 150, 156.

Calculate the mean.

6.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

The following data is the same as the previous question about heights: 120, 168, 142, 140, 150, 156.

Calculate the standard deviation. Round 2 decimal places.

7.

FILL IN THE BLANK QUESTION

3 mins • 1 pt

A Lebron James scored 26, 20, 18, 22, 25, and 17 points for 6 basketball games. After the next 4 games, his overall average increased to 23 points per game. How many points did Lebron score over those 4 games?

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