12 questions
1) The following data set represents the shoe size of a group of kindergarteners. Find the Mean of the data.
Find the median of the data set:
$58, $67, $79, $39, $68, $74
Find the range of the data.
Find the interquartile range (IQR) of the data.
3, 3, 1, 4, 4, 4, 5, 2, 2, 2, 3
The color (a) would be considered the mode of the graph.
A) What is the median number of minutes? (a)
B) What is the IQR? (b)
C) What is the range? (c)
D) In what percent of calls did customers wait 8 minutes or less? (d)
Which intervals represented over 30% of the data?
0-4
5-9
10-14
15-19
Describe the shape of the data. (a)
The residents at a nursing home take a survey to determine the activities for January. The results of 300 surveys are shown in the graph. How many residents chose to have Knitting as an activity?
A spinner is spun and the results are recorded in the table.
What percent of the time were the letters A and C spun?
Mr. Nichols charted the quiz scores for his 7th period class in the graph. What fraction of the students scored a 70 or higher? (MAKE SURE TO SIMPLIFY!)
What is the interquartile range (IQR) of the data?