Interpreting Data on a Dot Plot

What type of graph is this?

• Stem and Leaf Plot

• Histogram

• Dot Plot

• Bar Graph

Which type of graph is best to show discrete data?

• Stem and Leaf Plot

• Dot plot

• Histogram

• Circle Graph

A symmetrical shape to a dot plot has

• about the same amount of dots

• more dots on each side

The dot plot shows the amount of money each teacher spent on candy for prizes last week. Which statement is NOT supported by the data?

• Less than half the teachers spent less than $14 on candy.

• More than half the teachers spent $15 or more on candy.

• There were no teachers who spent $11 on candy.

• Exactly 4 teachers spent less than $15 on candy.

The ages of children at Paula's Playcare are shown on the dot plot.

Which statement is best supported by the data in the dot plot?

• Less than half of the children are less than 5 years old.

• Most of the children are 10 years old.

• Exactly 9 children are less than 6 years old.

• 10 children are at Paula's Playcare.

Students were asked how much homework they did each week. Which statement based on the data is true?

• Exactly half the students spent more than 3 hours on homework.

• More students spent 7 hours on homework than 1 hour of homework.

• Most students spent 3 hours and 7 hours on homework.

• The range of the data is 9 hours.

Which dot plot best represents the data in the stem and leaf plot?

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• 
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Ms. Moss did a survey of her class about how many books they read over the summer. Using the dot plot, identify the correct statements.(multiple answers are correct)

• More of her students have read more than 4 books than the number of students who read less than 3 books.

• Ms. Moss surveyed 20 students.

• Half of the students have read more than 1 book.

• Most of the students have read at least 1 book.

In a dot plot, what does it mean if there are no dots for a certain value?

• The value is not present in the dataset.

• The value is an outlier.

• The value is the most common in the dataset.

• The value is negative.

If a dot plot has a dot at the number 0, what does this suggest about the data?

• There is at least one data point with a value of 0 in the dataset.

• The data is skewed to the right

• The data is evenly distributed around 0

• There are no other data points in the dataset