The problem Due to financial hardship the Nyke shoe company

The problem: Due to financial hardship, the Nyke shoe company feels they only need to make one size of shoes, regardless of gender or height. They have collected data on gender, shoe size, and height and have asked you to tell them if they can change their business model to include only one of shoes- regardless of height or gender of the wearer. In no more 5-10 pages (including figures), explain your recommendations, using statistical evidence to support findings. The data found are below: Solve real world problems by designing a study, collecting data, analyzing the data, and writing up the results. Write up the results, using statistical evidence to support your findings.

Solution

SOl)

The Regression equation is

y=a+bx

where y is size and x is height

From Excel

From above analysis

y= -29.0566 +0.5540(height)

SUMMARY OUTPUT
Regression Statistics
Multiple R 0.86434
R Square 0.747084
Adjusted R Square 0.73942
Standard Error 1.318375
Observations 35
ANOVA
df SS MS F Significance F
Regression 1 169.428 169.428 97.47819 2.23E-11
Residual 33 57.3577 1.738112
Total 34 226.7857
Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0%
Intercept -29.0566 3.875456 -7.4976 1.28E-08 -36.9413 -21.1719 -36.9413 -21.1719
Height 0.554074 0.05612 9.873105 2.23E-11 0.439898 0.66825 0.439898 0.66825
The problem: Due to financial hardship, the Nyke shoe company feels they only need to make one size of shoes, regardless of gender or height. They have collecte

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