A company is reviewing the database of customer purchases over the past 3 years.Using descriptive statistics on this large data set, a business analyst found the following values. From this we can conclude that,
A)68% of these purchases are between $105.24 and $74.88
B)The distribution of these purchases is negatively skewed
C)50% of these purchases are between $105.21 and $117.23
D)50% of these purchases are less than $105.24
E)More of these purchases were below the mean than above the mean

Question

A company is reviewing the database of customer purchases over the past 3 years.Using descriptive statistics on this large data set, a business analyst found the following values.  From this we can conclude that,
A)68% of these purchases are between $105.24 and $74.88 
B)The distribution of these purchases is negatively skewed 
C)50% of these purchases are between $105.21 and $117.23 
D)50% of these purchases are less than $105.24 
E)More of these purchases were below the mean than above the mean

Quizplus · Accepted Answer

Response: See section 3.4 Business Analytics Using Descriptive Statistics

A Company Is Reviewing the Database of Customer Purchases Over