Use the frequency distribution table below showing a sample data set for 10 students on a test with a maximum

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Home>Mathematics homework help>Numerical analysis homework help>Use the frequency distribution table below showing a sample data set for 10 students on a test with a maximum

Use the frequency distribution table below showing a sample data set for 10 students on a test with a maximum score of 20 to find the mean score,. What is the midpoint, midpoint x frequency and midpoint squared x frequency? (Round answer to one decimal position.) 

Score    Frequency

1-5             4

6-10         3

11-15       2

16-20        1