Name:
CCAL - R Statistics Quiz 1 (Review)
Date:
The data below shows the number of miles ran by members of the VC track team.
Miles
3
3.5
4
4.5
5
5.5
6
1.
VC Team
1
2
2
3
4
6
5
Construct a dot plot of the data on miles ran by the team. Would you describe this data distribution as
approximately symmetric or as skewed?
________________________________________________________________________________
2. If you wanted to describe a typical number of miles ran by this team, would you use the
mean or the median? Calculate the value of the measure you selected.
3. Midterm scores for an algebra class are provided below. Scores represent percent of items marked correct on
the exam.
87, 99, 75, 87, 94, 75, 35, 88, 87, 93
Find the standard deviation for the above data.
OVER
Use the following data set to answer questions 4 and 5.
8, 5, 12, 9, 6, 2, 14, 7, 10, 17, 11, 8, 14, 5
4) Find the 5 number summary.
5) Construct a box plot.
More Review
6) Given the following equation:
f(x) = 2(x - 1)2 - 5
7) Factor Completely:
X4 - 16
a) State the vertex:________
b) State the axis of symmetry:________
c) Describe the width of the
graph:_________________________________
8) Katrina determines the zeros of the function f(x)
to be -2 and -1. What could be Katrina’s function?
1) f(x) = (x + 2)(x + 1) 3) f(x) = (x – 2)(x + 1)
2) f(x) = (x + 2)(x – 1) 4) f(x) = (x – 2)(x – 1)
9) Solve for x:
2
7  x  x 8
3