TEKS.MATH.9-12.IV.D

Margin of error equals:

• Critical Value ∗ standard Error
• z*
• 1.96
• Standard Error

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TEKS.MATH.9-12.IV.D

Which is NOT true about the standard normal distribution?

• It is bell-shaped.
• It is unimodal.
• The mean is 0 and the standard deviation is 1.
• It is asymmetrical.

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TEKS.MATH.9-12.IV.D

Which box and whisker plot has the highest median?

• Top plot
• Bottom plot

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TEKS.MATH.9-12.IV.D

What is the term for the median of the lower half of the data?

• Lower Quartile
• Upper Quartile
• Median
• Maximum

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TEKS.MATH.9-12.IV.D

TEKS.MATH.6.12C

What is the interquartile range?

• 4
• 6
• 2
• 8

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TEKS.MATH.9-12.IV.D

LSRL stands for

• Least Sum Regression Line
• Least Squares Regression Line
• Lower Standard Regression Line
• Line Scatterplot Regression Line

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TEKS.MATH.9-12.IV.D

Interview the first 30 students who enter the school in the morning. 

• simple random
• voluntary response
• systematic
• convenience

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TEKS.MATH.9-12.IV.D

Which of the following is the definition of a "point estimate?"

• The average of a population.

• The average of a sample.

• The midpoint of a confidence interval.

• The confidence interval.

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TEKS.MATH.9-12.IV.D

Which measure of central tendency would best represent this data?

• Mean

• Median

• Mode

• Range

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TEKS.MATH.9-12.IV.D

Which of the following pairs of sample size n and population proportion p would produce the greatest standard deviation for the sampling distribution of a sample proportion p?

• n = 1,000 and p close to 0

• n = 1,000 and p close to 1

• n = 1,000 and p close to 1/2

• n = 100 and p close to 0

• n = 100 and p close to 1/2

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TEKS.MATH.9-12.IV.D