Chapter 1.2, Problem 19E

To determine

(a)

The regression line and correlationcoefficient for the given data.

Height	Ideal Partner’s Height
$59$	$66$
$62$	$71$
$66$	$72$
$68$	$73$
$71$	$75$
$67$	$63$
$70$	$63$
$71$	$67$
$73$	$66$
$75$	$66$

To determine

(b)

The regression line and correlation coefficient for first five data pairs and second five data pairs separately.

Height	Ideal Partner’s Height
$59$	$66$
$62$	$71$
$66$	$72$
$68$	$73$
$71$	$75$
$67$	$63$
$70$	$63$
$71$	$67$
$73$	$66$
$75$	$66$

To determine

(c)

To plot:

All data on one graph.

Height	Ideal Partner’s Height
$59$	$66$
$62$	$71$
$66$	$72$
$68$	$73$
$71$	$75$
$67$	$63$
$70$	$63$
$71$	$67$
$73$	$66$
$75$	$66$