chapter 13

# chapter 13 - 20 30 30 70 5 10 15 20 25 30 35 40 45 10 20 30...

This preview shows pages 1–2. Sign up to view the full content.

chp 13 p459 1. slope (b)= 1.1842 1.18 from the chart calls x calls y 2. intercept (a)= 18.94 18.5 from the chart 20 30 3. r squared = .5761 0.58 from the chart 40 60 4. r= 0.76 20 40 5. s(X)+ 9.19 30 60 s(y) 14.34 10 30 t test value 3.3 10 40 degree of freedom 8 20 40 t critical= 2.31 20 50 conclusion we reject ho and accept h1 there is a positive corrlatoin b

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 20 30 30 70 5 10 15 20 25 30 35 40 45 10 20 30 40 50 60 70 80 f(x) = 1.18x + 18.95 R² = 0.58 calls x calls y bw calls and sales t test is grater than critical Column B Linear Regression for Column B...
View Full Document

{[ snackBarMessage ]}

### Page1 / 2

chapter 13 - 20 30 30 70 5 10 15 20 25 30 35 40 45 10 20 30...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online