In this section you learned how to make the most common graph for when data are collected for a single quantitative variable.
In this section you learned how to make the most common graph for when data are collected for a single quantitative variable.
Name the graph you learned about in this section: ____ __________________________
What is the formula used to compute the class width?
(Highest vale-lowest value)/(number of classes)
What are the four common shapes of histograms that were discussed in this section?
Fill in the following as you work through your given problems in MyOpenMath
Fill in the following in the context of this problem:
Individual object: _________________ ___ __________________________
Variable info collected from each object: _____ _ ________________________________
Since data were collected for ___ ___ _ ______ variable(s), the correct graph to make is a ___ ______.
Show your computation of the class width:
(maxX – minX)/(number of classes)
(286-114)/5 = 34.4 = 35 ( in nearest whole number
Complete the frequency/relative frequency table:
Classes Frequency Relative frequency
113.5-148.5 8 0.267
148.5-183.5 11 0.367
183.5-218.5 8 0.267
218.5-253.5 1 0.033
253.5-288.5 2 0.067
Use StatCrunch to make the histogram. Print and attach graph.
Fill in the following in the context of this problem:
Individual object: _____________ ___________________________________
Variable info collected from each object: ________ ______________________________
Since data were collected for ___ _ _________ variable(s), the correct graph to make is a __histogram_______.
On this one the class width was given to be the following: _________
Complete the frequency/relative frequency table:
Classes Frequency Relative frequency
49.5-59.5 1 0.04
59.5-69.5 2 0.08
69.5-79.5 4 0.16
79.5-89.5 8 0.32
89.5-99.5 10 0.4
Use StatCrunch to make the histogram. Print and attach graph.
What shape is the histogram? ______ _________________________
Fill in the following in the context of this problem:
Individual object: ________________________________________________
Variable info collected from each object: ______________________________________
Since data were collected for ________ variable(s), the correct graph to make is a ____ _____.
On this one the class width was given to be the following: ________
Complete the frequency/relative frequency table:
Frequency Relative frequency
49.5-59.5 10 0.4
59.5-69.5 8 0.32
69.5-79.5 4 0.16
79.5-89.5 2 0.08
89.5-99.5 1 0.04
Use StatCrunch to make the histogram. Print and attach graph.
What shape is the histogram? ______________________
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