The student will construct a histogram and a box plot.
The student will calculate univariate statistics.
The student will examine the graphs to interpret what the data implies.
Collect the data
Record the number of pairs of shoes you own.
Randomly survey 30 classmates about the number of pairs of shoes they own. Record their values.
Survey results
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Construct a histogram. Make five to six intervals. Sketch the graph using a ruler and pencil and scale the axes.
Calculate the following values.
= _____
s = _____
Are the data discrete or continuous? How do you know?
In complete sentences, describe the shape of the histogram.
Are there any potential outliers? List the value(s) that could be outliers. Use a formula to check the end values to determine if they are potential outliers.
Analyze the data
Determine the following values.
Min = _____
M = _____
Max = _____
Q1 = _____
Q3 = _____
IQR = _____
Construct a box plot of data
What does the shape of the box plot imply about the concentration of data? Use complete sentences.
Using the box plot, how can you determine if there are potential outliers?
How does the standard deviation help you to determine concentration of the data and whether or not there are potential outliers?
What does the
IQR represent in this problem?
Show your work to find the value that is 1.5 standard deviations:
above the mean.
below the mean.
Questions & Answers
Ayele, K., 2003. Introductory Economics, 3rd ed., Addis Ababa.
what's the difference between a firm and an industry
Abdul
firm is the unit which transform inputs to output where as industry contain combination of firms with similar production 😅😅
Abdulraufu
Suppose the demand function that a firm faces shifted from
Qd 120 3P
to
Qd 90 3P
and the supply function has shifted from
QS
20 2P
to
QS
10 2P .
a) Find the effect of this change on price and quantity.
b) Which of the changes in demand and supply is higher?
Demand curve shows that how supply and others conditions affect on demand of a particular thing and what percent demand increase whith increase of supply of goods
Israr
Hi Sir please how do u calculate Cross elastic demand and income elastic demand?
Abari
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