Simplifying Fractions
15/30 = ?
1/2
How do you describe the shape of a graph that looks like a bell?
symmetric
3, 4, 7, 7, 7, 9, 16
What is the mode?
7
26 = 8 + v
v = 18
n - 6 < -14
n < -8
12/36 = ?
1/3
When a data distribution is skewed, is the mean or the median a more appropriate representation of the data?
median
1, 3, 4, 4, 4, 4, 5, 6, 6, 17
Find the median.
4
9x - 7 = -7
x = 0
When graphing an inequality with the symbols < and > should the dot be open or closed? (shaded or not shaded)
open (not shaded)
18/24 = ?
3/4
What do you call a data value that lies far away from where the majority of the data is on a graph?
outlier
1, 3, 4, 4, 4, 4, 5, 6, 6, 17
Find the mean.
5.4
2(n + 5) = -2
n = -6
-3(p + 1) < -18
p > 5
28/36 = ?
7/9
How does the outlier affect the mean of a data set?
Causes it to increase or decrease.
Isabella gets to pick a prize from a jar. The jar has 4 snickers, 3 m&m's, and 7 jolly ranchers. What is the probability that she will pick a snickers? Simplify your answer.
2/5
8x - 2 = -9 + 7x
x = -7
Brian is getting ready for exams. He already studied 45 min. He is planning to study 30 min each day. His goal is to do reach a minimum of 240 min before exams.
x > 6.5