pls be quick

Ouestion Number 05: 110 Marksl A researcher wishes to see if there is a difference in the number of floors in the high rise buildings of Chicago, Houston, and New York City. The researcher randomly selects seven buildings in each city and records the number of floors in each building. The data are shown. At Cl 95%, can it be concluded that there is a significant difference in the mean number of floors in the tall buildings in each city? 72 64 93 66 89 62 73 56 54 52 37 45 36 35 79 65 41 59 75 61 89