Homework Explained - Math Practice 101

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Grade 8 McGraw Hill Glencoe - Answer Keys


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  Mid-Chapter Check  

  Vocabulary Check  

  • Question 1 (request help)

    Be Precise Define bivariate data. Give an example of a data set made up of bivariate data.

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  • Question 2 (request help)

    Fill in the blank with the correct term.

    The _____ in a two-way table is the ratio of the value of a subtotal to the value of the total.

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  Skills Check and Problem Solving  

The table below shows the average cost to own a certain car over a period of five years.

  • Question 3 (request help)

    Construct and interpret a scatter plot of the data.

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  • Question 5 (request help)

    Write an equation in slope intercept form for the line of best fit and interpret the slope and the y-intercept.

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  • Question 6 (request help)

    Persevere with Problems The two-way table shows the amount of time students studied for a test and the score they received. What is the relative frequency by column of the students that studied more than 30 minutes and received a score of 75% or more?

  • The relative frequency is    

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