i do need help with thes. pleas help

3. (20 points) A manufacturer of ballpoint pen collects randomly the finished products every day for quality control. The data below shows the number of defective pens out of 100 finished pens last 7 days. 8, 6 ,18, 26, 26, 20, 8, 7, 17 Find the mean, median, mode, midrange, variance, standard deviation, and range. (Show as much detail as you can for this sample data)