C
A
D
Y
M
A
T
H
Assignments
Battle
Projects
Text Scrambler
Text to Image
TI-84/nspire Calculator Basic Programs
Randomizer
Vocabulary Trinket
Demos
Trebuchet (Linear/Angular Velocity)
Links
CiteThis (Citation Generator)
Academic Phrasebank
Desmos (Graphing Calculator)
WabbitEmu (TI-84 Emulator)
Wolfram Alpha (Equation Solver)
Contact
Login
Register
English
中文
français
943272994
Measures of Central Tendency and Variability
Name __________
#1.
Find the
mean
of the sample.
\(15, 14, 13, 18, 16\)
\(0\)
\(2.726\)
\(\frac{1}{10}\)
\(\frac{76}{5}\)
#2.
Find the
mean
of the sample.
\(\frac{-5}{3}, \frac{1}{2}\)
\(-0.637\)
\(-0.054\)
\(-\frac{7}{12}\)
\(0\)
#3.
Find the
mean
of the sample.
\(3, 8, 8, 16, 20, 20\)
\(0\)
\(20.59\)
\(\frac{1}{2}\)
\(\frac{25}{2}\)
#4.
Find the
mean
of the sample.
\(\frac{-5}{4}, \frac{-3}{5}, \frac{-1}{2}\)
\(-0.991\)
\(-\frac{47}{60}\)
\(-\frac{4}{7}\)
\(0\)
#5.
Find the
median
of the sample.
\(8, -16, -8, 10, 11, -5\)
\(-2.603\)
\(0\)
\(\frac{3}{2}\)
\(\frac{4}{5}\)
#6.
Find the
median
of the sample.
\(1, \frac{5}{4}\)
\(-0.7\)
\(-\frac{6}{5}\)
\(-\frac{9}{8}\)
\(\frac{9}{8}\)
#7.
Find the
median
of the sample.
\(-19, -3, 0, 1, 6, 9, 11, 19\)
\(-3\)
\(-\frac{7}{2}\)
\(0\)
\(\frac{7}{2}\)
#8.
Find the
median
of the sample.
\(-18, -13\)
\(-19.237\)
\(-\frac{31}{2}\)
\(1\)
\(\frac{10}{9}\)
#9.
Find the
mode
of the sample.
\(1, 2, 3, 3, 4, 4, 8\)
\(1\)
\(2\)
\(3, 4\)
\(none\)
#10.
Find the
mode
of the sample.
\(3, 4, 4, 5, 7, 9, 10\)
\(0\)
\(2.04\)
\(4\)
\(9\)
#11.
Find the
mode
of the sample.
\(10, 4, 8, 7, 9, 9, 10\)
\(9\)
\(10\)
\(10, 9\)
\(none\)
#12.
Find the
mode
of the sample.
\(-1, \frac{-2}{3}, 0, \frac{1}{4}, \frac{1}{3}, 1\)
\(1\)
\(\frac{1}{3}\)
\(\frac{1}{4}\)
\(none\)
#13.
Find the
range
of the sample.
\(\frac{3}{4}, 1, 0, \frac{1}{4}, -1, -1, -3\)
\(-4\)
\(-1\)
\(0\)
\(4\)
#14.
Find the
range
of the sample.
\(\frac{1}{2}, -2, \frac{-2}{3}, \frac{1}{4}\)
\(0\)
\(\frac{1}{2}\)
\(\frac{5}{2}\)
\(\frac{8}{7}\)
#15.
Find the
range
of the sample.
\(-4, 6, 10, 2, 0, -10, -7, -9, 2\)
\(0\)
\(20\)
\(\frac{4}{5}\)
\(\frac{5}{3}\)
#16.
Find the
range
of the sample.
\(-7, -5, -4, 10\)
\(-17\)
\(-\frac{4}{5}\)
\(17\)
\(\frac{5}{9}\)
1
A
B
C
D
2
A
B
C
D
3
A
B
C
D
4
A
B
C
D
5
A
B
C
D
6
A
B
C
D
7
A
B
C
D
8
A
B
C
D
9
A
B
C
D
10
A
B
C
D
11
A
B
C
D
12
A
B
C
D
13
A
B
C
D
14
A
B
C
D
15
A
B
C
D
16
A
B
C
D