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Statistics > AP Stats 1 > Flashcards

AP Stats 1 Flashcards

1
Q

AP stats 1

objects described by a set of data

A

Individuals

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2
Q

AP stats 1

a quantity that can assume any of a set of values

A

Variable

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3
Q

AP stats 1

(statistics) an arrangement of values of a variable showing their observed or theoretical frequency of occurrence

A

Distribution

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4
Q

AP stats 1

a characteristic that can be measured numerically

A

Quantitative Variable

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5
Q

AP stats 1

a characteristic that is defined by its presence or absence in a category

A

Qualitative Variable

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6
Q

AP stats 1

places an individual into one of several groups or categories

A

Categorical Variable

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7
Q

AP stats 1

a circular chart divided into triangular areas proportional to the percentages of the whole

A

Pie Chart

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8
Q

AP stats 1

a graph with points plotted to show a possible relationship between two sets of data.

A

Scatter plot

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9
Q

AP stats 1

a bar chart representing a frequency distribution

A

Histogram

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10
Q

AP stats 1

a chart with bars whose lengths are proportional to quantities

A

Bar Graph

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11
Q

AP stats 1

a graphical device that summarizes data by the number of dots above each data value on the horizontal axis

A

Dot Plot

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12
Q

AP stats 1

displays the 5-number summary as a central box with whiskers that extend to the non-outlying data values

A

Boxplot

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13
Q

AP stats 1

A system used to condense a set of data where the greatest place value of the data forms the stem and the next greatest place value forms the leaves.

A

Stem & Leaf Plot

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14
Q

AP stats 1

a line graph of a cumulative frequency or cumulative relative frequency distribution.

A

Ogive

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15
Q

AP stats 1

plots each observation against the time at which it was measured

A

Time Plot

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16
Q

AP stats 1

having similarity in size, shape, and relative position of corresponding parts

A

Symmetrical

17
Q

AP stats 1

The left side of the histogram extends much farther out than the right side

A

Skewed Left

18
Q

AP stats 1

The right side of the histogram extends much farther out than the left side

A

Skewed Right

19
Q

AP stats 1

an average of n numbers computed by adding some function of the numbers and dividing by some function of n

A

Mean

20
Q

AP stats 1

The middle number in a set of numbers that are listed in order

A

Median

21
Q

AP stats 1

the second moment around the mean

A

Variance

22
Q

AP stats 1

the square root of the variance

A

Standard Deviation

23
Q

AP stats 1

the difference between the highest and lowest scores in a distribution

A

Range

24
Q

AP stats 1

Interquartile Range = Q3 minus Q1

A

IQR

25
Q

AP stats 1

an extreme deviation from the mean

A

Outlier

26
Q

AP stats 1

includes the minimum, first quartile, median, third quartile, & the maximum

A

5-Number Summary

27
Q

AP stats 1

(statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores

A

Quartile

28
Q

AP stats 1

the greatest possible degree, the point on a curve where the tangent changes from positive on the left to negative on the right

A

Maximum

29
Q

AP stats 1

the point on a curve where the tangent changes from negative on the left to positive on the right

A

Minimum

30
Q

AP stats 1

(statistics) any of nine points that divided a distribution of ranked scores into equal intervals where each interval contains one-tenth of the scores

A

Decile

31
Q

AP stats 1

values that are not strongly affected by extreme values, the median is more resistant that the mean. The standard deviation is most strongly affected by extreme values

A

Resistant

32
Q

AP stats 1

Summary measures that are greatly changed by one or more outliers

A

Nonresistant

Statistics (1 decks)

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