The following data give the number of workers (in thousand) employed by a small companies in all 50 states of USA.
For the above data, answer the following questions by hand or using SPSS. Include your calculations or the SPSS output.
-
find the mean, median,
,
and IQR
-
construct a boxplot, marking any outliers
-
construct a stem-and-leaf display of the data
-
construct a histogram
-
describe the distribution of the data (shape, centre, any unusual features)
-
which statistics would you use to identify the centre and spread of this distribution? Why?
Q2
Consider the following 5-number summary and corresponding boxplots of three comparative treatment A,B, and C.
Write few sentences (about shapes and outliers) of these boxplots.
Do you need help with this assignment or any other? We got you! Place your order and leave the rest to our experts.