Measure central tendency, variability, skewness and kurtosis, Basic Statistics

1. A researcher is comparing two middle school 7th grade classes. One class at one school has participated in an arts program (involving putting on a musical play) which emphasized training in group cooperation skills. The class at the other school also put on the same musical play, but did not participate in the cooperation skills training. One month after each group performed the play, they took a paper and pencil social skills test and the scores are shown below. Compare the two groups in terms of measures central tendency, variability, skewness, and kurtosis. What do these measures tell you about the scores in the two groups?

Cooperation Skills Training                No Cooperation Skills Training

103                                                                  100

104                                                                  96

105                                                                  94

110                                                                  85

98                                                                    82

97                                                                    98

120                                                                  101

124                                                                  102

114                                                                  85

108                                                                  88

101                                                                  82

96                                                                    101

102                                                                  98

112                                                                  98

108                                                                  94

 

 

Posted Date: 3/9/2013 1:02:57 AM | Location : United States







Related Discussions:- Measure central tendency, variability, skewness and kurtosis, Assignment Help, Ask Question on Measure central tendency, variability, skewness and kurtosis, Get Answer, Expert's Help, Measure central tendency, variability, skewness and kurtosis Discussions

Write discussion on Measure central tendency, variability, skewness and kurtosis
Your posts are moderated
Related Questions
HOW I CAN WORK UPON EWMA CHARTS?

This problem set consists of three problems and a short essay.  Each problem is worth 7 points, the essay is worth 4 points for a total of 25 points. 1.  What are the chances th

the guinegog is a trader in portable cd-man. His budgeted output is 5000 units per quarter. The following data was available for the year 1998: Direct labour @ $6 Direct material @

I need help with the following: Find the following probabilities for the normal random variable Z: 1) P(Z>1.76) 2) P(Z 3) P(0.59=Z=2.41)

What is Agency financial reporting system (afrs) The state-wide sales system managed by the Workplace of Economical Control. AFRS is the condition of Washington''s established sa

How will the adoption of IFRS change financial reporting by companies? Manager 1: The new rules will definitely change the way our organization prepares financial statements.

Manchester Custom Fabricating Company uses a job order system. At the beginning of May, Manchester had two jobs in process, Job #22 (DM = $600 and DL = $780), and Job #23 (DM = $75

find quartile deviation from the student test marks of your own

The Equity accounts of Blydskap Ltd are shown below: Ordinary Share Capital (R2 par value)                  R200 000 Share Premium

Question: (a) Suppose that 100 tires made by Bridgestone last on average 21,819 miles with a standard deviation of 1,295 miles. Test the null hypothesis µ = 22, 000 miles again