Question 1

Discuss how a histogram can be constructed to give mistaken impressions and how this error can be corrected.

Accepted Answer

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Question 2

The data in the time-series plot below represents monthly sales for two years of beanbag animals at a local retail store (Month 1 represents January and Month 12 represents December).Do you see any obvious patterns in the data? Explain.

Accepted Answer

The answer of The data in the time-series plot below...

Question 3

The 2005 mobile phone manufacturers' global market shares were as follows: Nokia 26.9%,Motorola 16.9%,Ericson 10.5%,Samsung 6.2%,Panasonic 5.5%,others (Siemens,Alcatel,Mitsubishi,Philips,NEC,and more)34.0%.Present this information in a pie chart.

Accepted Answer

The answer of The 2005 mobile phone manufacturers' global market...

Question 4

Identify the shape of the distribution of the following histograms as:
Symmetric distribution;Skewed-right distribution;or Skewed-left distribution
A.  
B.  
C.

Accepted Answer

The answer of Identify the shape of the distribution of...

Question 5

Describe systematic sampling.Use a sample size of 50 and a population of 500 names in alphabetical order.

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Question 6

Using the Cross Table below,construct a Component Bar Chart and a Cluster Bar Chart for the number of 6-String and 12-String guitars sold in 2013.
Number of 6-string and 12-string guitars sold in 2013

Accepted Answer

The answer of Using the Cross Table below,construct a Component...

Question 7

Briefly describe sampling and nonsampling errors.

Accepted Answer

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Quiz 1: Describing Data: Graphical

Discuss how a histogram can be constructed to give mistaken impressions and how this error can be corrected.

The data in the time-series plot below represents monthly sales for two years of beanbag animals at a local retail store (Month 1 represents January and Month 12 represents December).Do you see any obvious patterns in the data? Explain.

The 2005 mobile phone manufacturers' global market shares were as follows: Nokia 26.9%,Motorola 16.9%,Ericson 10.5%,Samsung 6.2%,Panasonic 5.5%,others (Siemens,Alcatel,Mitsubishi,Philips,NEC,and more)34.0%.Present this information in a pie chart.

Identify the shape of the distribution of the following histograms as: Symmetric distribution;Skewed-right distribution;or Skewed-left distribution A. B. C.

Describe systematic sampling.Use a sample size of 50 and a population of 500 names in alphabetical order.

Using the Cross Table below,construct a Component Bar Chart and a Cluster Bar Chart for the number of 6-String and 12-String guitars sold in 2013. Number of 6-string and 12-string guitars sold in 2013

Briefly describe sampling and nonsampling errors.