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Ninth Grade (Grade 9) Statistics and Probability Concepts Questions

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Grade 9 Combinations and Permutations
The best definition for permutation is
  1. the outcome of one event does affect another event.
  2. the chance something will happen.
  3. an arrangement of objects in a certain order.
  4. the result of an experiment.
Grade 9 Circle Graphs
A pie graph
  1. shows the relationship between 2 variables.
  2. shows information collected by counting.
  3. shows distribution of parts within a whole quantity.
  4. is a visual display of information or data.
Grade 9 Represent and Determine Probability
The best definition for dependent events is
  1. a letter that represents a number.
  2. what you look for in a probability experiment.
  3. when one result does not affect another.
  4. when the first outcome affects the next one.
Grade 9 Statistics and Probability Concepts CCSS: HSS-ID.A.1
Grade 9 Represent and Determine Probability
The best definition for dependent events is
  1. the chance something will happen.
  2. the outcome of one event does not affect the outcome of another.
  3. the outcome of one event does affect the outcome of another.
  4. an arrangement of objects in a certain order.
Grade 9 Statistics and Probability Concepts CCSS: HSS-ID.A.1
Which of the following would be best for visualizing the distribution of a large data set?
  1. Histogram
  2. Dot Plot
  3. Box Plot
  4. They all do this equally well.
Grade 9 Statistics and Probability Concepts CCSS: HSS-ID.A.1
Grade 9 Histograms CCSS: HSS-ID.A.1
Grade 9 Line Graphs CCSS: HSN-Q.A.1
A graph with units of meters and minutes would be most appropriate for tracking
  1. a falling stone.
  2. a car on the highway.
  3. a person walking.
  4. a jet flying.
Grade 9 Line Plots CCSS: HSS-ID.A.1
Unless otherwise stated, how many pieces of data does each dot represent in a dot plot?
  1. 1
  2. 2
  3. 10
  4. It depends on where on the dot plot it is placed.
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