Statistics Assignment: Statistical Analysis and Regression Models
VerifiedAdded on 2021/06/17
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Homework Assignment
AI Summary
This statistics assignment solution covers several key statistical concepts. The first question involves constructing a frequency distribution table and a histogram, analyzing the data's skewness and potential outliers, and recommending an appropriate measure of location (median). The second question explores the relationship between demand and unit prices using hypothesis testing, correlation, and the coefficient of determination. The third question employs ANOVA to compare the means of three populations, while the fourth question presents a multiple regression analysis to predict the number of mobile phones sold based on price and advertising spots, including hypothesis testing for the significance of each independent variable. The solution provides detailed calculations, interpretations, and conclusions for each question, making it a valuable resource for students studying statistics.
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