Mathematics Grade 9 15 min

Match correlation coefficients to scatter plots

Match correlation coefficients to scatter plots

What you'll learn

  • Solve addition problems with two 2-digit numbers, showing the correct sum in at least 8 out of 10 attempts.
  • Identify the missing number in an addition sentence with two addends and a sum (e.g., 25 + ___ = 40) in at least 7 out of 10 problems.
  • Explain, using drawings or manipulatives, how to add two 2-digit numbers together to reach a given sum in at least 2 out of 3 attempts.
  • Apply knowledge of place value to add two three-digit numbers without regrouping, achieving at least 75% accuracy.

Tutorial Preview

1

Estimate the r-value for this strong positive correlation.

2

Estimate the r-value for this strong negative correlation.

3

Estimate the r-value for this weak correlation.

Sample Practice Questions

Easy
Which r-value best matches this scatter plot?
0.0.9
1.0.1
2.-0.4
3.-0.8
Easy
Which r-value best matches this scatter plot?
0.0.8
1.0.2
2.-0.1
3.-0.9
Easy
Which r-value best matches this scatter plot?
0.1.0
1.0.5
2.0.05
3.-0.5

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Frequently asked questions

What grade level is "Match correlation coefficients to scatter plots"?

Match correlation coefficients to scatter plots is a Grade 9 Mathematics lesson on ExcelOS.

What will I learn in Match correlation coefficients to scatter plots?

You'll be able to: Solve addition problems with two 2-digit numbers, showing the correct sum in at least 8 out of 10 attempts; Identify the missing number in an addition sentence with two addends and a sum (e.g., 25 + ___ = 40) in at least 7 out….

Is "Match correlation coefficients to scatter plots" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Match correlation coefficients to scatter plots?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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