A rocket motor is manufactured by bonding together two types of propellants, an igniter and a sustainer. The shear strength of the bond ( y ) is thought to be a linear function of the age of the...

A rocket motor is manufactured by bonding together two types of propellants, an igniter and a sustainer. The shear strength of the bond (y) is thought to be a linear function of the age of the propellant (x) when the motor is cast. Twenty observations are shown in the following table.

Extracted text: Round your answers to 2 decimal places. Find a 90.0% confidence interval on each of the following: (a) Po- -15.27 -15.27 (b) B1- 1.30 130 (c) Mean shear strength when agex- 14.25 weeks. I i 3.19 i| 3.19 (d) Find a 90.0% prediction interval on shear strength when age x- 14.25 weeks. 3.19 3.19