Show all work on your yellow assessment paper. Hand the paper to your math teacher when you are finished.
This box plot displays information about the minutes students spent reading last night.
A) What is the minimum value of minutes spent reading?
This box plot displays information about the minutes students spent reading last night.
B) What is the 1st quartile (Q1 or 25th percentile) of minutes spent reading?
This box plot displays information about the minutes students spent reading last night.
C) What is the median number of minutes spent reading?
This box plot displays information about the minutes students spent reading last night.
D) What is the 3rd quartile (Q3) of minutes spent reading??
This box plot displays information about the minutes students spent reading last night.
E) What is the maximum value of minutes spent reading?
This box plot displays information about the minutes students spent reading last night.
F) What is the IQR (interquartile range)?
This box plot displays information about the minutes students spent reading last night.
G) What percent of the data can be found in the IQR (interquartile range)?
Ten students each attempted 10 free throws. This list shows how many free throws each student made.
A) What is the median number of free throws made?
4, 4, 5, 5, 6, 6, 6, 7, 8, 9
Ten students each attempted 10 free throws. This list shows how many free throws each student made.
B) What is the Q1 (quartile 1 or the 25th percentile)?
4, 4, 5, 5, 6, 6, 6, 7, 8, 9
Ten students each attempted 10 free throws. This list shows how many free throws each student made.
C) What is the Q3 (quartile 3 or the 75th percentile)?
4, 4, 5, 5, 6, 6, 6, 7, 8, 9
Ten students each attempted 10 free throws. This list shows how many free throws each student made.
D) The mean number of free throws is
4, 4, 5, 5, 6, 6, 6, 7, 8, 9
The air quality was tested in many office buildings in two cities. A level of less than 50 parts per million is considered healthy. A level of 50 or more parts per million is considered unhealthy. The results of the testing is shown in these box plots.
Which city's box plot shows GREATER variability?
Jada asked some students at her school, how many hours they spent watching television last week, to the nearest hour. Here is a histogram for the data she collected.
How many students spent less than 5 hours watching TV last week?
Decide if the responses to this question will produce numerical data or categorical data.
What is your favorite breakfast food?
The following questions came from students after their first week in school. Select all the questions that are statistical questions.
Here is a dot plot that shows the ages of teachers at a school.
How many teachers were surveyed?
Here is a dot plot that shows the ages of teachers at a school.
What is the range of teacher ages?
Here is a table that shows student's scores for 10 rounds of a video game.
Sarah thinks that the median score is 125. What step did she forget to do before finding the middle number?