The following frequency distribution that represents the num…

The following frequency distribution that represents the number of minutes participants travel to work. Number of Minutes to Work Frequency 0 – 9 188 10 – 19 375 20 – 29 264 30 – 39 205 40 – 49 83 50 – 59 76 60 – 69 32 What proportion of participants have a commute of at least 40 minutes? (round to the nearest thousandth)

The following frequency distribution that represents the num…

The following frequency distribution that represents the number of minutes participants travel to work. Number of Minutes to Work Frequency 0 – 9 188 10 – 19 375 20 – 29 264 30 – 39 205 40 – 49 83 50 – 59 76 60 – 69 32  What is the class midpoint of the 4th class?