1.
Which statistic reveals the least about the increase in the following average gasoline prices for seven consecutive weeks?
$1.05, $1.05, $1.05, $1.55, $1.65, $1.75, $2.00
A.
mode
B.
mean
C.
range
D.
median
Hint
2.
A realtor is examining data on average home prices in four separate neighborhoods for the past year. Which graph gives the most accurate representation of the home prices in a neighborhood?
A.
B.
C.
D.
Hint
3.
Which is
not
a reason that measures of central tendency for a set of data can be misleading?
A.
incomplete data
B.
too much data
C.
inaccurate data
D.
outliers in the data
Hint
4.
Which of the following is a way in which statistics are made to be misleading?
A.
All three measures of central tendency are presented.
B.
The actual data are shown, and you are allowed to figure out the measures of central tendency on your own.
C.
Outliers on data are brought up and their effects on the measures of central tendency are explained.
D.
The scale is altered on a graph.
Hint
5.
The line graph shows the average price of gas for one recent month in Austin, Texas. Why is the graph misleading?
A.
It shows that price of gas changed dramatically during the month.
B.
The vertical axis is not labeled.
C.
It shows that the highest price occurred at the beginning of the month and the lowest price occurred at the end of the month.
D.
The horizontal scale is missing the odd-numbered days.
Hint