First 7: 57 61 57 57 58 57 61

Second 7: 61 52 69 64 46 54 47

2. Any given data set consists of a set of numerical values. Please indicate by stating yes or no for each of the following statements whether or not it could be correct for any data set. (This question is not referring to the data that is given above.)

a. There is no mode.

First 7: Yes, there is a mod, which include 61 and 57.
Second 7: No, there is no mode.

b. There are two modes.

First 7: Yes, there are two modes, which include 61 and 57.
Second 7: No, there is no mode.

c. There are three modes.

First 7: No, there are no three modes.
Second 7: No, there are no three modes.

I am not sure if my answers are right?

Right!