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Business Analytics, Quiz 1

January 2026 term, 15 Mar 2026, Set 1

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Question 1

+0.5−0Single correct

A distribution is right-tailed if

Select one option

A.
Coefficient of variation is positive
B.
Skewness is positive
C.
Skewness is negative
D.
Cannot say without the histogram

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A distribution is right-tailed if The demand response curve for a product is believed to be to linear. Therefore, the relationship between demand and price is modelled as a simple linear regression. The regression model built using 20 data points is as specified fellow. Demand = 5482 – 175*Price Based on the above data, answer the given subquestions. How many degrees of freedom is present for the “Residuals” of the built model? The demand response curve for a product is believed to be to linear. Therefore, the relationship between demand and price is modelled as a simple linear regression. The regression model built using 20 data points is as specified fellow. Demand = 5482 – 175*Price Based on the above data, answer the given subquestions. What is the market size?