TEKS.MATH.9-12.VI.B.4

Among the digits of π currently known, the concentration of each of the digits 0-9 are pretty close to equal. However, in the first 30 places of pi's decimal expansion, which digit is completely missing?

• 7
• 2
• 0
• 8

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TEKS.MATH.9-12.VI.B.4

What type of correlation do you think there is between:
Time Spent Watching TV & Grades

• Positive correlation
• Negative correlation
• No correlation
• cannot be determined

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TEKS.MATH.9-12.VI.B.4

What are the missing numbers? 
5, 7, ____, 11, 13, _____

• 9 and 17
• 8 and 14
• 9 and 15
• 6 and 12

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TEKS.MATH.9-12.VI.B.4

What is the rule for this pattern?
1st term:32
2nd term:36
3rd term:40

• 4x+28
• 4x+32
• x+4
• 4x

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TEKS.MATH.9-12.VI.B.4

Correlation applies to both quantitative and categorical data.

• True

• False

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TEKS.MATH.9-12.VI.B.4

Respondents to surveys exaggerate their physical activity levels and underestimate their level of sedentary behaviour. This is known as ...

• Voluntary Response Bias

• Undercoverage Bias

• Leading Question Bias

• Social Desirability Bias

• Non Response Bias

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TEKS.MATH.9-12.VI.B.4

Describe a correlation with a coefficient of  $r=.92$  

• strong positive

• strong negative

• weak positive

• weak negative

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TEKS.MATH.9-12.VI.B.4

Most millionaires are college graduates.

• True

• False

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TEKS.MATH.9-12.VI.C

TEKS.MATH.9-12.VI.C.1

TEKS.MATH.9-12.VI.B.4

If two quantities A and B exhibit a negative correlation, then as quantity A increases, quantity B would . . .?

• stay the same

• increase

• decrease

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TEKS.MATH.9-12.VI.B.4

If two quantities A and B exhibit a positive correlation, then as quantity A increase quantity B would . . .?

• increase

• decrease

• stay the same

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TEKS.MATH.9-12.VI.B.4