on a test of 80 items Jim got 79% correct there was a partial credit on some items how many items did he get incorrect

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26-10-2022
Mathematics

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on a test of 80 items Jim got 79% correct there was a partial credit on some items how many items did he get incorrect

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MellodyA539292 MellodyA539292 · Answer 1 · 2022-10-26T07:27:21+02:00

MellodyA539292 MellodyA539292

26-10-2022

[tex]\begin{gathered} \text{Items}\Rightarrow80 \\ 79\text{ \% correct,} \\ So\text{ 21\% incorrect} \\ \text{incorrect items=80}\times\frac{21}{100}=16.8\text{ items} \end{gathered}[/tex]

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