The operations manager of a musical instrument distributor feels that demand for
ID: 3054875 • Letter: T
Question
The operations manager of a musical instrument distributor feels that demand for a particular type of guitar may be related to the number of You Tube views for a music video by the popular rock group .
50
1- interpret the value of R .
2- is there a statistic siginficant relationship between Sales and Youtupe views? explain
YouTube VIEWS (1,000s) GUITAR SALES 30 8 40 11 70 12 60 10 80 1550
1- interpret the value of R .
2- is there a statistic siginficant relationship between Sales and Youtupe views? explain
13Explanation / Answer
Usining Min iTab:
Click Stat > Basic Statistics > Correlation.
Correlation: YouTube VIEWS (1,000s), GUITAR SALES
Pearson correlation of YouTube VIEWS (1,000s) and GUITAR SALES = 0.770
P-Value = 0.073
1- interpret the value of R .- 0.77 which indicated strong positive correlation between two variables
2- is there a statistic siginficant relationship between Sales and Youtupe views? explain
P-value 0.073 > 0.05 so do not reject the null hypothesis. we can conclude that thereis no statistic siginficant relationship between Sales and Youtupe views.
Hope this will be helpful. Thanks and God Bless You :-)
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