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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Video
    Statistics: The Average

    Statistics: The Average

    by CK-12 //at grade

    Learn 3 measures of data used in math: mean, median, and mode. An introduction to descriptive statistics and central tendency.

  • Downloadable Quiz
    Mean Quiz

    Mean Quiz

    by CK-12 //at grade

    10 questions about Mean.

  • Practice
    Mean Practice

    Mean Practice

    by CK-12 //at grade

    Practice Mean questions

  • Critical Thinking
    Mean Discussion Questions

    Mean Discussion Questions

    by CK-12 //at grade

    A list of student-submitted discussion questions for Mean.

  • Post Read
    Mean Post Read

    Mean Post Read

    by CK-12 //at grade

    To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

  • Pre Read
    Mean Pre Read

    Mean Pre Read

    by CK-12 //at grade

    To reinforce and increase concept comprehension, and to analyze similarities and differences between topics using a Two Column Table.

  • While Reading
    Mean Stop and Jot

    Mean Stop and Jot

    by CK-12 //at grade

    Learn new vocabulary words and help remember them by coming up with your own sentences with the new words using a Stop and Jot table.

  • Post Read
    Find the Mean of a Set of Data Post Read

    Find the Mean of a Set of Data Post Read

    by CK-12 //at grade

    Develop understanding of concepts by studying them in a relational manner. Analyze and refine the concept by summarizing the main idea, creating visual aids, and generating questions and comments using a Four Square Concept Matrix.

  • Real World Application
    Mean

    Mean

    by CK-12 //at grade

    Students will investigate the concept of mean by calculating the mean length of a celebrity marriage, using a Time article on the "Top 10 Short-Lived Celebrity Marriages."

  • Real World Application
    Mean - Answer Key

    Mean - Answer Key

    by CK-12 //at grade

    Students will investigate the concept of mean by calculating the mean length of a celebrity marriage, using a Time article on the "Top 10 Short-Lived Celebrity Marriages." Answer Key.

  • Real World Application
    Mean 2

    Mean 2

    by CK-12 //at grade

    Is Michael Jordan the best basketball player? Students will compare his stats to another basketball star or they can research and calculate the mean career statistic of another athlete in a sport other than basketball.

  • Real World Application
    Mean 2 - Answer Key

    Mean 2 - Answer Key

    by CK-12 //at grade

    Is Michael Jordan the best basketball player? Students will compare his stats to another basketball star or they can research and calculate the mean career statistic of another athlete in a sport other than basketball. Answer Key.

  • Study Guide
    Describing Data

    Describing Data

    by CK-12 //at grade

    This study guide looks at levels of measurement and the shape, measures of center (median, mean, mode), and measures of spread (standard deviation) of a data set. It also compares the measures for population vs the measures for sample.

  • Flashcards
    Measures of Central Tendency Flashcards

    Measures of Central Tendency Flashcards

    by CK-12 //at grade

    These flashcards help you study important terms and vocabulary from Mean, Ungrouped Data to Find the Mean, Grouped Data to Find the Mean, Median, and Mode.

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