Use the Following Information for Questions

Short Answer

Use the following information for questions:
At entrance C of the football stadium there are 3 swing gates for the spectators. On football Saturday, two high school students sit at this entrance and count the number of people who enter through each of the swing gates for an hour. On Monday, during their statistics class, they wish to determine if the percentages of people who use each of the three gates on football Saturday are equal. The data they collected during the hour on football Saturday is shown below.
-If the null hypothesis were true, what are the expected numbers of spectators in the sample for each gate?