Visualizations of Data Test

Flashcard
•
Mathematics
•
12th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the mean in a data set?
Back
The mean is the average of all data points, calculated by summing all values and dividing by the number of values.
Tags
CCSS.6.SP.B.5C
2.
FLASHCARD QUESTION
Front
What is the median in a data set?
Back
The median is the middle value when the data points are arranged in ascending order. If there is an even number of values, it is the average of the two middle values.
Tags
CCSS.6.SP.B.5C
3.
FLASHCARD QUESTION
Front
What does it mean if a data set is symmetrical?
Back
A symmetrical data set has a balanced distribution where the left and right sides are mirror images, leading to the mean and median being close in value.
4.
FLASHCARD QUESTION
Front
What is a frequency in statistics?
Back
Frequency refers to how often a particular data point or range of data points appears in a data set.
Tags
CCSS.6.SP.B.5A
5.
FLASHCARD QUESTION
Front
What is the difference between a bar graph and a histogram?
Back
A bar graph displays categorical data with rectangular bars, while a histogram represents the distribution of numerical data using adjacent bars to show frequency.
Tags
CCSS.6.SP.B.4
CCSS.HSS.ID.A.1
6.
FLASHCARD QUESTION
Front
What are whiskers in a box and whisker plot?
Back
Whiskers are lines that extend from the box to the smallest and largest values in the data set, but they do not always reach the minimum and maximum values.
Tags
CCSS.6.SP.B.4
CCSS.HSS.ID.A.1
7.
FLASHCARD QUESTION
Front
What is a frequency polygon?
Back
A frequency polygon is a graphical representation of the distribution of a data set, created by connecting the midpoints of the top of the bars of a histogram with straight lines.
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