Adance club ordered shoes for all of its members. the shoe sizes are shown in the table. shoe sizes 8 | 8.5 | 6 | 6 | 6.5 7 | 7 | 7.5 | 9 | 9.5 6 | 10 | 5 | 6 | 5.5 8 | 7 | 7.5 | 7 | 8.5 6.5| 6 | 8 | 7 | 9 ten members of the dance club were selected for a special performance. the shoe sizes are shown in the table. shoe sizes 7 | 7 | 10 | 6 | 9 6 | 8 | 7.5 | 8.5| 8 what is the sample mean for the data? enter your answer, as a decimal, in the box. =