[填空题]
The number of daily w, i m8oum3a2uu: qlk-2hrj xphvpn .qg/8jqs v+ -qs9- iq-2svisitors to the famous 'Bondi Beach' in Sydney, Australia, and the daily temperature on those days, were recorded for eight days in Fhs/ nr-8vgs9q j p2-+ivs2x qqq.jph -ebruary. The table below shows this data and has been ordered in ascending order by temperature.
The number of visitors to Bondi Beach varies linearly with the temperature.
1. Find
1. Pearson's product-moment correlation coefficient, r ;≈
2. the equation of the regression line y on x . y =ax+b a = b =
2. Use the equation of the regression line y on x to estimate the number of visitors to Bondi Beach during a day the temperature is $26^{\circ} \mathrm{C}$ .
