Hello!

Can someone help me answer this question? I just completed it and after seeing my friend's work, I am totally confused! I don know if I have completely butchered this question or not.

Instructions

• Show all your work and justify all of your answers and conclusions, except for the True/False questions.
• Keep your work to 4 decimals, unless otherwise stated.

1. Observations from the first 25 days of the year showed that the following number of pedestrians used a particular crosswalk on each day:

19 132 25 78 62 101 84 32 99 71 43 56 64 81 59 67 43 97 105 91 31 66 76 87 125

1. Construct a frequency distribution for this data using a lower limit for the first class of 15 and a class width of 20. Indicate the class limits, boundaries, midpoints, frequencies and cumulative frequencies.