MTH 130 Discussion/Participation Problems
Name: ____________________________________ Date: ____________________________
Joe Kaufman manages the regional Home Depot Ctr. He wishes to compare the productivity and sales, as measured by the number of customers served, among three employees. Four days are randomly selected and the number of customers served by each employee employee are recorded. The results are:
Home Depot – Gary Rodger
Home Depot – Tim Joh
Home Depot – Ty Goodwin
55
66
47
54
76
51
59
67
46
56
71
48
Is there a difference in the mean number of customers served? Conduct a full eight step hypothesis testing and provide responses for each of the eight steps.
Recently, a group of travel agencies wanted to determine if there was a statistically significant difference between four locations known for their high in vacation sites. So, the travel agencies collected data and the data were all then placed in a data matrix as follows.
England
Italy
Spain
France
94
75
70
68
90
68
73
70
85
77
76
72
80
83
78
65
88
80
74
68
65
65
Is there a difference in mean number of customers visiting four countries? Conduct a full eight step hypothesis testing and provide responses for each of the eight steps.
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