adrianarmstrong276 adrianarmstrong276

13-05-2024
Mathematics

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In five tests Dona scored 25, 26, 28, 25 and 26. Find her mean mark.

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jimrgrant1 jimrgrant1

13-05-2024

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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