Question

Here an exampe of what regression output looks like out of a soft ware program- like STATA or R. For ths problemassume n- 3 and a-0.06 Final Exam Grade Inte rr ept Hours studyirg Estimate Std. Error 12 tvalue P-value 5.7 Fill in the rest of the table: 1. 2 Is the sbpe coeffk itatistkalysignifkant? Why? 3. What the pred kted examgrade witho hours ofstudyirg?4 hours? Interpret the slope coeffikent 4. 5. If the comeation 86, what the R? Interpret ths value

Answer 1

Intercep Houvt Qtudying 2 S. 7 e re to and say the clope coessicient ts ctatisticaly ignificant -valud ニo.oooo < o-os. so we reject Ho slope coeffi ctent is catistically sisuficant to ind Pve dicted exan grada tudying ncreae by hour Final exan grade ncae by S.7