Jenny downloaded the company's umbrella sales for the past fiscal year to forecast the sales for the next fiscal year. Looking at the downloaded data set, she decided to use the Holt-Winters multiplicative model because the data set showed ________.
A) no trend and no seasonality
B) trend and seasonality
C) a trend and no seasonality
D) seasonality and no trend
Q. 2The asking price for homes on the real estate market in Baltimore has a mean value of 286,455 and a standard deviation of 11,200. Four homes are listed by one real estate company with the following prices:
Home 1: 456,900
Home 2: 306,000
Home 3: 266,910
Home 4: 201,456
Based upon this information, which house has a standardized value that is relatively closest to zero?
A) Home 1
B) Home 2
C) Home 3
D) Home 2 and home 3
Q. 3When performing a hypothesis test for the difference between the means of two independent populations, where the standard deviations are known, the variances must be assumed equal.
Indicate whether the statement is true or false
Q. 4Integer linear optimization models differ from nonlinear optimization models in that integer linear optimization models ________.
A) contain some or all variables that are restricted to being whole numbers
B) use only inequalities to describe the constraints
C) use only equalities to describe the constraints
D) contain terms that cannot be written as constant times a variable
Quick Reply
