Adsales {BSDA} | R Documentation |

## Number of ads versus number of sales for a retailer of satellite dishes

### Description

Data used in Exercise 9.15

### Usage

```
Adsales
```

### Format

A data frame/tibble with six observations on three variables

- month
a character vector listing month

- ads
a numeric vector containing number of ads

- sales
a numeric vector containing number of sales

### References

Kitchens, L. J. (2003) *Basic Statistics and Data Analysis*.
Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.

### Examples

```
plot(sales ~ ads, data = Adsales, main = "Exercise 9.15")
mod <- lm(sales ~ ads, data = Adsales)
abline(mod, col = "red")
summary(mod)
predict(mod, newdata = data.frame(ads = 6), interval = "conf", level = 0.99)
```

[Package

*BSDA*version 1.2.2 Index]