Answer :

Answer:

mean = 26

Step-by-step explanation:

The mean of a group of marks is calculated as

• mean = [tex]\frac{sum}{count}[/tex]

For the given five test scores , then

mean = [tex]\frac{25+26+28+25+26}{5}[/tex] = [tex]\frac{130}{5}[/tex] = 26

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