Table 13.5 shows the heights to the nearest inch (in) and the weights to the nearest pound (lb) of a sample of 12 male students drawn at random from the first-year students at State College. Height x...

Table 13.5 shows the heights to the nearest inch (in) and the weights to the nearest pound (lb) of a sample of 12 male students drawn at random from the first-year students at State College.

(a) Obtain a scatter diagram of the data.

(b) Construct a line that approximates the data.

(c) Find the equation of the line constructed in part (b).

(d) Estimate the weight of a student whose height is known to be 63 in.

(e) Estimate the height of a student whose weight is known to be 168 lb.