“…The value of k near to zero (one) implies a strong belief in the guess value θ 0 (sample values). Significant attention has been paid to the problem of shrinkage estimation, see Prakash and Singh (2008), Naghizadeh Qomi and Barmoodeh (2015), Belaghi et al (2014), Belaghi et al (2015 a, b), Kiapour and Naghizadeh (2016), Baklizi et al (2016), Naghizadeh Qomi (2017a), Safarian et al (2018) and Volterma et al (2018).…”