Two dot plots are graphed. Which statement about these data sets is most likely true?

The mean of Data Set 2 is greater than the mean of Data Set 1.

The median of Data Set 2 is less than the median of Data Set 1.

The range of Data Set 2 is greater than the range of Data Set 1.

The modes of Data Sets 1 and 2 are equal.

A social networking website researched the ages of its male users and female users. The findings were recorded in the box plots below. Which statement about the social network users is true?

The lower quartiles of the two sets of data are the same.

The means of the two sets of data are equal.

There are more male users than female users who are 27 years of age or older.

The interquartile range for male users is greater than the interquartile range for female users.

A group of teens were surveyed about the type of party they prefer. A relative frequency table displays some of the information collected. What does 41% represent?

Percentage of teens who are female and prefer a skating party.

Percentage of teens who prefer a skating party.

Percentage of teens who are female.

Percentage of teens who are male and prefer a skating party.

The histograms below show the scores for Mrs. Smith’s first and second block class at Red Rock Middle School. Compare the histograms using the following information:  69 and above is passing  68 or below is failing Which of the following statements is true?

The number of students that passed the test is the same in both classes.

More students passed in first block than second block.

More students passed in the second block than first block.

Cannot be determined based on the graphs given.

Test 1 (Statistics) Study Guide

8th - 10th Grade

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23 Qs

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Test 1 (Statistics) Study Guide

Quiz

•

Mathematics

•

8th - 10th Grade

•

Practice Problem

•

Hard

•

CCSS

6.SP.B.4, 8.SP.A.4, 6.SP.B.5C

Standards-aligned

EVONNIE JONES

Used 65+ times

FREE Resource

23 questions

Show all answers

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Find the mean of the second grade heights. Round to the nearest tenth.

Answer explanation

Remember to add all the numbers and divide by the number of items you added. This is the average.

Tags

CCSS.6.SP.B.5C

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the mode of the second grade heights.

Answer explanation

The number that repeats the most

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the range of the data set 75, 87, 49, 68, 75, 84, 98

Answer explanation

Highest number minus lowest number.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

FILL IN THE BLANK QUESTION

3 mins • 1 pt

What is the median of the data set 55, 47, 38, 66, 56, 64, 44, 63, 39?

Answer explanation

Put numbers in order from least to greatest and find the number in the middle.

Tags

CCSS.6.SP.B.5C

FILL IN THE BLANK QUESTION

3 mins • 1 pt

What is the mean of the data set 18, 24, 17, 21, 24, 16, 29, 18? Round to the nearest tenth.

Tags

CCSS.6.SP.B.5C

FILL IN THE BLANK QUESTION

3 mins • 1 pt

What is the IQR of the data set 12, 24, 17, 21, 24, 16, 29, 18?

Answer explanation

1. Put numbers in order from least to greatest.
2. Find the middle number.
3. Find the median of the lower group of numbers (lower quartile).
4. Find the the median of the upper group of numbers (upper quartile).
5. Upper quartile minus lower quartile.

Tags

CCSS.6.SP.B.5C

FILL IN THE BLANK QUESTION

1 min • 1 pt

The values (in thousands of dollars) of homes sold by a
realtor are shown in the dot plot. How many homes sold for more than $250,000?

Answer explanation

Count the number of X's above numbers greater than $250,000.

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

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Test 1 (Statistics) Study Guide

23 questions

Find the mean of the second grade heights. Round to the nearest tenth.

Remember to add all the numbers and divide by the number of items you added. This is the average.

Find the mode of the second grade heights.

The number that repeats the most

What is the range of the data set 75, 87, 49, 68, 75, 84, 98

Highest number minus lowest number.

What is the median of the data set 55, 47, 38, 66, 56, 64, 44, 63, 39?

Put numbers in order from least to greatest and find the number in the middle.

What is the mean of the data set 18, 24, 17, 21, 24, 16, 29, 18? Round to the nearest tenth.

What is the IQR of the data set 12, 24, 17, 21, 24, 16, 29, 18?

1. Put numbers in order from least to greatest.
2. Find the middle number.
3. Find the median of the lower group of numbers (lower quartile).
4. Find the the median of the upper group of numbers (upper quartile).
5. Upper quartile minus lower quartile.

The values (in thousands of dollars) of homes sold by a
realtor are shown in the dot plot. How many homes sold for more than $250,000?

Count the number of X's above numbers greater than $250,000.

The values (in thousands of dollars) of homes sold by a
realtor are shown in the dot plot. How many homes sold for less than $250,000?

Count the number of X's above numbers greater than $250,000.

Two dot plots are graphed. Which statement about these data sets is most likely true?

Identify Q₁ from the given box plot.

Start of the box.

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Similar Resources on Wayground

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Discover more resources for Mathematics

Test 1 (Statistics) Study Guide

23 questions

Find the mean of the second grade heights. Round to the nearest tenth.

Remember to add all the numbers and divide by the number of items you added. This is the average.

Find the mode of the second grade heights.

The number that repeats the most

What is the range of the data set 75, 87, 49, 68, 75, 84, 98

Highest number minus lowest number.

What is the median of the data set 55, 47, 38, 66, 56, 64, 44, 63, 39?

Put numbers in order from least to greatest and find the number in the middle.

What is the mean of the data set 18, 24, 17, 21, 24, 16, 29, 18? Round to the nearest tenth.

What is the IQR of the data set 12, 24, 17, 21, 24, 16, 29, 18?

1. Put numbers in order from least to greatest.2. Find the middle number.3. Find the median of the lower group of numbers (lower quartile).4. Find the the median of the upper group of numbers (upper quartile).5. Upper quartile minus lower quartile.

The values (in thousands of dollars) of homes sold by arealtor are shown in the dot plot. How many homes sold for more than $250,000?

Count the number of X's above numbers greater than $250,000.

The values (in thousands of dollars) of homes sold by arealtor are shown in the dot plot. How many homes sold for less than $250,000?

Count the number of X's above numbers greater than $250,000.

Two dot plots are graphed. Which statement about these data sets is most likely true?

Identify Q1 from the given box plot.

Start of the box.

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1. Put numbers in order from least to greatest.
2. Find the middle number.
3. Find the median of the lower group of numbers (lower quartile).
4. Find the the median of the upper group of numbers (upper quartile).
5. Upper quartile minus lower quartile.

The values (in thousands of dollars) of homes sold by a
realtor are shown in the dot plot. How many homes sold for more than $250,000?

The values (in thousands of dollars) of homes sold by a
realtor are shown in the dot plot. How many homes sold for less than $250,000?

Identify Q₁ from the given box plot.