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Math Ch.7 Probability and Statistics Flashcards | StudBud
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Math Ch.7 Probability and Statistics
Math Ch.7 Probability and Statistics
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Answers
1
What are circle graphs used for?
comparing two data sets
because colors are cool
showing parts to the whole data
eating pizza
2
What is the range of the data in the line plot?
22
24
4
9
3
What's the probability of
P(blue)
?
5/6
1/2
1/6
1/3
4
How many containers are shown on this line plot?
22
12
13
24
5
Using letters of the word
MATHEMATICS
, what's the probability of picking the letter
A
?
3/11
3/12
2/11
2/12
6
What is the probability
blue
, then
odd
?
1/32
1/4
1/2
1/8
7
We create graphs simply because we like pictures.
False
True
8
Choose the correct statement from the following histogram:
Most people pay more that $19 for lunch
Most people do not like $10 lunches
Most people pay $14.01-$19 for lunch
People like to eat lunch out a lot
9
What do bar graphs represent?
a side by side comparison
cool information
a trend of data
lots and lots of bars going everywhere
10
A line plot is:
just a bunch of numbers.
a diagram showing frequency of data on a number line.
a diagram showing fractions on a number line.
none of these
11
Find the
mean
in the following data:
1, 7, 8, 9, 5
9
6
7
30
12
What's the probability of choosing a yellow counter?
5/12
1/12
3/4
1/3
13
A circle graph can also be called a pie graph.
False
True
14
A line graph mainly:
compares amounts to a whole
shows changes over time
compares groups
looks at totals
15
What is the most popular sport on the line plot below?
hockey
basketball
baseball
soccer
16
Find the
median
in the following data:
14, 18, 20, 22, 24, 26, 30, 35 (already in order)
21.5
23
24
22.5
17
What is the probability of
P(not yellow)
?
0/8
3/4
1/8
1/3
18
What are the numbers listed on the stem and leaf plot?
infinity, and beyond
1, 126, 2, 4, 3, 278
11, 12, 16, 24, 32, 37, 38
11, 12, 16, 32, 37, 38
19
Krista has $2400. Housing is\frac{1}{3} of the budget. How much is spent on housing?
$790
$720
$800
$830
20
How many possible outcomes are there?
6
35
53
12
21
What is the probability of
P(not green)
?
1/6
5/6
2/3
1/2
22
What type of graph is this?
bar graph
pie(circle) graph
pictograph
line plot
23
Find the cumulative frequency of the given histogram:
32
25
21
29
24
Find the
range
in the following data:
23, 24, 15, 6, 28, 18, 4
4
24
27
28
25
How many more friends chose ice cream than pie?
12
7
2
3
26
In this graph, which 2 breakfasts are equally popular?
hash brown and bagel
toast and cereal
pancake and toast
egg and bagel
27
What is the title of this graph?
What We Like
Types of Food
What We Ate Yesterday
Stuff
28
Some examples of graphs used in math and science are:
Bar Graphs
Histograms
All of these
Line Graphs
29
What is the scale of this bar graph?
Counting by 5's
Counting by 2's
Counting by 4's
Counting by 10's
30
Information collected from a ______ can be shown in charts and graphs.
pie
survey
bar
line
31
What are three main types of graphs?
Buy Graph, Lie Graph, Pie Graph
Scatter Box Graph, Bar Graph, Line Graph
Bar Graph, Line Graph, Pie Graph
Bar Graph, Pie Graph, and stuff
32
What do circle graphs generally show?
pictures
fractions
bars
tallies
33
What is the probability of
P(6)
?
1
1/6
6
6/6
34
What is the cumulative frequency?
25
20
23
12
35
Find the
mode
in the following data:
1, 5, 1, 7, 5, 3, 2, 5
1
7
5
3 and 7
36
_______ graphs are used to compare things between different groups.
Line
Survey
Bar
Line plot
37
What can graphs generally be used for?
to see what people may like or prefer
to display results of a survey question
all of the these
to collect and show data
