TEKS.MATH.9-12.VI.C

Describe the relationship between the variables.

• Weak positive correlation
• Weak negative correlation
• Strong positive correlation
• Strong negative correlation

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TEKS.MATH.9-12.VI.C

A survey explored the relationship between gender and band class. Which is a reasonable conclusion?

• There are more band members than non-band members
• There are more boys in the class than girls
• There are more boys in band than not in band
• More than half of the bands members in the class are girls

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TEKS.MATH.9-12.VI.C

To study the amount of time students spend doing homework each day, use a random number generator to select 25 students from the student enrollment database to survey.

• Convenience Sample
• Simple Random Sample
• Stratified Random Sample
• Interval Sample

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TEKS.MATH.9-12.VI.C

A scatter plot and residual plot are the same thing.

• True
• False

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TEKS.MATH.9-12.VI.C

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A
• B
• C
• D

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TEKS.MATH.9-12.VI.C

Look at the data in this table.
Which equation most closely represents the line of best fit for this data?

• y = 1.77x + 0.13
• y = 0.56x - 0.05
• y = 0.5x
• y = 2x

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TEKS.MATH.9-12.VI.C

What is not a usual question to ask when conducting statistical analysis?

• If the data does not give me the results I want do I still trust the results?

• Where did the data come from, what is its source?

• What kind of surveys were conducted, if any?

• Are the results of the data reliable?

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TEKS.MATH.9-12.VI.C

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

Information gained using the 5 senses

• observation

• inference

• qualitative

• quantitative

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TEKS.MATH.9-12.VI.C

Statistical or Not?

How many pets does each student in 6A have?

• Statistical

• Non-Statistical

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TEKS.MATH.9-12.VI.C