Transcript Unit 1 test Review - Arrowhead High School

• You will work in teams.
• Teams will rotate choosing the question
• The team that chooses the question get the
first chance to answer.
• If they get it incorrect, the other teams can
steal for half of the value of the problem.
• The miscellaneous category cannot be
chosen twice in a row.
Summalculating
Center
Yourself
It’s Like
Spreading
Butter
The Data Makes
PERfect CENTS
Graphs
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200
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100
Calculate
5
(
2
t

1
)

2
t 2
112
Score
200
Let m1 = 2, m2 = 7, m3 = 4,
m4 = 9, m5 = 13
Find
4
2
i
i 1
m
2
148
Score
300
The population of Hermitville is over the past
30 years is listed below.
Year
1980
1985
1990
1995
2000
2005
2010
2015
Populati 3,152 3,246 3,105 2,996 2,954 2,915 2,845 2,850
on
Find the average rate of change between
1985 and 2010.
-16.04 people/year
Score
400
Margaret Averaged 83 on her first 6
quizzes. She wants to get an average of
85 on her quizzes. What would she need
to get on her 7th quiz to bring her
average up to an 85?
97
Score
500
If the class average on a test in period 3
was 75 for 24 students and the average
for period 6 was 83 with 27 students,
what was the average of both classes
combined?
79.24
Score
100
Find the five number summary for the
following set of data.
0
1
2
3
9
2 3 4 4 5 6
1 4 5 6
6
Min 9
Q1 13.5
Med 15.5
Q3 24.5
Max 36
Score
The following set of
data describes the
number of candy
bars sold by each
member of the AV
Club. The vertical
axis shows the
number of candy
bars sold and the
horizontal shows
how many students
sold that number.
What is the mean of
the data.
200
53.33333333333 candy bars
Score
The previous set of
data describes the
number of
candy bars sold by
each member of the
AV Club. The vertical
axis shows the number
of candy bars sold and
the horizontal shows
how many students
sold that number.
What are the median
and mode of the data.
300
55
40
Score
400
Find a data set with five numbers that
has the following properties
Mode 23
Max 30
Mean 26
23 23 25 29 30
OR
23 23 26 28 30
Score
500
Write the formula for the mean of
the sequence a1, a2, a3, …., an
Using summation notation.
n

ai
i 1
n
Score
100
Find the standard deviation of the set
rounded to the nearest hundredth.
10, 18, 30, 8, 14, 40
12.52
Score
200
Explain how you find an
outlier in a one-variable data
set
1. Five number summary
2. Find the IQR
3. Take IQR x 1.5
4. Add that value to Q3 and subtract it from Q1
5. Anything outside of these values is an outlier
Score
300
300. Find three of the four measures
of spread for the following data.
6 8 9 12 15 17
11 range
7 IQR
4.26 S.D.
18.17 Var
Score
400
Consider the following data.
3, 4, 5, 5, 7, 7, 7, 8, 8, 9, 10, 11, 11,
12, 12, 12, 13
If you changed one of the 5’s to a 7
and one of the 12’s to a 10
What would happen to the data’s
mean and standard deviation?
It would decrease
Score
500
Write the formula for the standard
deviation of the set t1, t2, t3, …., tn
using summation notation.
n

( xi  x )
2
i 1
n 1
Score
100
Between which two values
is the 23rd percentile?
-4
30
45
52
60
-4 and 30
Score
200
What are the outliers of
the following data?
-4
30
45
52
60
-4
Score
300
Consider the following data.
Which value is at the 70th
percentile
A B C C C D E F G H I J
M M N N N P Q S
M
Score
400
On one survey of the most popular
shapes, there were 6 circles, 8
triangles, 3 pentagons, 1
dodecahedron, and 2 ellipses.
Mr. Witte decided to make a
circle graph of this data. What
would be the angles of each part of
the chart
108o
144o
54o
18o
36o
Score
500
What are the two
things wrong
with the
following
frequency
distribution?
Number of
pets
0
1–2
3–4
5–7
8-9
Relative
Frequency
.25
.42
.16
.10
.09
Intervals are not all equal
The percentages do not add up to 1
Score
100
Who hosted “The Tonight Show”
the longest and is also known as
“the king of late night”?
Johnny Carson
Score
200
What network was the David Letterman
Show on before moving to CBS?
NBC
Score
300
What is the name of the band on the
Conan O’Brien Show?
(Extra 100 points what other
band does the drummer play for)
Max Weinberg 7
Bruce Sprinsteen’s E-Street Band
Score
400
Name three movies that
were once Saturday
Night Live sketches.
The Blues Brothers(1980) starring John Belushi and Dan Akroyd
Wayne's World(1992) starring Mike Myers and Dana Carvey
Wayne's World 2 (1993) starring Mike Myers and Dana Carvey
Coneheads (1993) starring Dan Akroyd and Jane Curtain
It's Pat (1994) starring Julia Sweeney and Dave Foley
Stuart Saves His Family(1995) starring Al Franken
Blues Brothers 2000 (1998) starring Dan Akroyd and John Goodman
A Night At The Roxbery(1999) starring Will Ferrell and Chris Kataan
Superstar (1999) starring Molly Shannon and Will Ferrell
The Ladies Man(2000) starring Tim Meadows
Score
500
Name two of the original
members of the cast of
Saturday Night Live.
Dan Aykroyd
John Belushi
Chevy Chase
George Coe (final: 10/25/75)
Jane Curtin
Garrett Morris
Laraine Newman
Michael O'Donoghue (final: 10/25/75)
Gilda Radner
Bill Murray (debut: 01/15/77)
Score
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