Which of the following statements is not true?

The data used in $BI$ is often pulled from multiple sources$-$both internal and external to the organization.

Users may access the data and $BI$ applications via the Web or through organizational intranets and extranets $-$ often using mobile devices, such as smartphones and tablets.

The data used in $BI$ applications can come from data warehouses, data marts, and data lakes.

$BI$ is strictly the realm of data scientists; end users and business managers should be discouraged from using these tools and techniques.