Abstract:
Type of this research constitute correlational research that aims to determine whether
there contribution flexibility back muscles with accuracy smash a ball team men's volleyball
kecamatan Reteh kab.indragiri downstream "data is this study were collected through
measurement back muscles with accuracy smash a ball team men's volleyball Kecamatan
Reteh Regency of Indragiri Hilir , jumblah sample on this research is the 12 person of team
ball men's volleyball kecamatan Reteh kab.Indragiri downstreamInstrument who conducted
in this research is the tests of sit ond reach and accuracy smash. Then data is processed with
statistics, to test for normality with test of Liliefors at significant level α 0,05, hypothesis
which filed is the contribution of sit reach with accuracy smash Based on research results
who conducted, then it can be be concluded that the pliability muscles backs has a
contribution which is significant with the accuracy smash, wherein is obtained thitung 5,61
ttabel 1.812, so thitung> ttable consequently Ho is rejected Ha is received and from the
results of calculation of correlation product moment between spasticity back muscles with
accuracy of smash is obtained rxyhitung 0,87
