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AP Stats Chapter 1: Exploring Data Flashcards | StudBud
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AP Stats Chapter 1: Exploring Data
AP Stats Chapter 1: Exploring Data
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StudBud Administration
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covers all topics from chapter one of ap statistics
Flashcards
19 cards
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Questions
19
Answers
1
if the right side of the graph is much longer than the left side, distribution is skewed to the
left
symmetric
right
2
A ? variable places an individual into one of several groups or categories.
categorical
quantitative
3
is 5 an outlier? IQR=27.5
YES
NO
Maybe
Probably
4
which should only be used to describe symmetric distributions?
median
mean
Sx
IQR
5
One of the simplest graphs to construct and interpret is a
box plot
dot plot
scatter plot
linear regression
6
what describes two categorical variables?
regression plot
bar graph
pie chart
two-way table
7
an observation is an ? if it's than 1.5 x IQR above Q3 or below Q1...............
exception
outlier
outsider
8
which of the following includes numerical values and make comparisons?
scatterplot
bar garph
boxplots
stemplot
9
A ? variable takes numerical values for which arithmetic operations such as adding........
numerical
quantitative
variable
categorical
10
The
five-number summary
is consist of Minimum, Maximum, S, Q1, Q3
Right
Wrong
11
find the marginal distribution of a good chance
29.3%
29.5%
28.9%
29.4%
12
which is best for describing the spread of a skewed distribution?
Q3-Q1
mean
median
standard deviation
13
Which of the following is a categorical variable?
SAT Math
Population
%taking
Region
14
the midpoint of a distribution is?
mean
median
15
the graphs are?
bar graphs
histograms
16
Find the IQR
27.3
28.7
27.5
28.5
17
find the marginal distribution of almost no chance
8.9%
4.1%
5.3%
4.0%
18
find the conditional distribution of male and some chance
15.6%
286/2459
286/2458
720/2458
19
Standard deviation=?
variance square
sum of variance
square root of variance