Observers in the Frogwatch Program The number of observers in the Frogwatch USA program (a wildlife conservation program dedicated to helping conserve frogs and toads) for the top 9 states with the most observers is 484 ,483,422,396,378,352,338,331, and 318. The top 9 tates with the most active watchers list these numbers of visits:634,464,406,267,219,194,191,150, and ,130. Find the mean, median, mode, and midrange for the data. Compare the measures of central tendency for these two groups of data. Part: 0 / 30 of 3 Parts Complete Part 1 of 3 Find the mean, median, mode, and midrange of most observers. Rounding rule for the mean: round to one more decimal place than the data as needed. If there is more than one mode, separate them with commas. Select "None" if applicable. Mean: Median: Mode(s): Midrange: