Michael's copy of Mean and standard deviation from a frequency table with classes 1c in .Statistics

© CC BY Edit Download
Link to this question https://numbas.mathcentre.ac.uk/question/39886/michael-s-copy-of-mean-and-standard-deviation-from-a-frequency-table-with-classes-1c/embed/
Make a link to launch in the Numbas lockdown app: Launch in Numbas lockdown app