TEKS.MATH.9-12.VI.C.2

How many students scored 93% or less?

• 6

• 16

• 14

• 13

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TEKS.MATH.9-12.VI.C.2

Determine the number of people who participated in weight-training (W) and cardio (C).

• 15
• 54
• 69
• 75

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TEKS.MATH.9-12.VI.C.2

About how many male math teachers were there in 2006?

• 15
• 30
• 35
• 45

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TEKS.MATH.9-12.VI.C.2

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many pages would be in a book with 6 chapters. 

• ≅100 pages
• ≅170 pages
• ≅60 pages
• ≅20 pages

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TEKS.MATH.9-12.VI.C.2

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

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TEKS.MATH.9-12.VI.C.2

Is r = -0.87 strong, moderate, or weak?

• strong

• moderate

• weak

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TEKS.MATH.9-12.VI.C.2

JoBeth draws a scatter plot that shows as the outside temperature increases, sales at her lemonade stand increase. Which best describes the scatter plot?

• The points show that as x-values increase, y-values increase.

• The points show that as x-values increase, y-values decrease.

• The points show that as x-values decrease, y-values stay the same.

• The points show that as x-values decrease, y-values increase.

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TEKS.MATH.9-12.VI.C.2

What is the correlation for the following Scatter Plot.

• Weak Positive

• No Correlation

• Strong Negative

• Weak Negative

• Strong Positive

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TEKS.MATH.9-12.VI.C

TEKS.MATH.9-12.VI.C.2

What type of association does this graph have?

• positive
• negative
• none
• all of the above

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TEKS.MATH.9-12.VI.C.2

Estimate the correlation coefficient.

• r is close to zero

• r is close to -1

• r is close to 1

• r is close to -1.5

• r is close to 1.5

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TEKS.MATH.9-12.VI.C.2