data91

A dataset of the advertising costs and sales

datasets

Data are essential in statistical analysis.
This data package consists of four datasets for descriptive statistics, two datasets for statistical hypothesis testing, and two datasets for regression analysis.
All of the datasets are based on Rattanalertnusorn, A. (2024) <https://www.researchgate.net/publication/371944275_porkaermxarlaeakarprayuktchingan_R_and_its_applications>.

Atchanut Rattanalertnusorn

datastat

Dataset for Statistical Analysis

data91 function

<code>data91</code> is a data frame with 9 rows and 2 columns:<dl>
 <dt>Advcosts</dt>
<dd>The advertising costs are measured in a hundred thousand baht</dd> <dt>Sales</dt>
<dd>The sales are measured in a million bath</dd>
</dl>

Format

Data set  for simple linear regression model — data91

<code>data91</code> is a data frame with 9 rows and 2 columns:<dl>
 <dt>Advcosts</dt>
<dd>The advertising costs are measured in a hundred thousand baht</dd>

 <dt>Sales</dt>
<dd>The sales are measured in a million bath</dd>


</dl>

data91: Data set for simple linear regression model

Description

Usage

Arguments

Format

References

Examples