nguyennhatthanhnghi2 nguyennhatthanhnghi2

Today at 8:47 AM
Mathematics

Answered

An online retailer allows customers to rate items on a scale from −5 to 5. An item receives the scores −1.75, −1, 4.25, 3.75, 1, −4.75, and 2. Find the mean score. Write your answer as a decimal.

Answer :

jimrgrant1 jimrgrant1

Today at 8:51 AM

Answer:

mean = 0.5

Step-by-step explanation:

The mean of a set of data is calculated as

mean = [tex]\frac{sum}{count}[/tex]

= [tex]\frac{-1.75-1+4.25+3.75+1-4.75+2}{7}[/tex]

= [tex]\frac{3.5}{7}[/tex]

= 0.5

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