Tableau 201: How to Make a What-If Analysis Using Parameters. 17. Tableau 201: How to Make a What-If Analysis Using Parameters. Parameters are one of the most powerful tools available in Tableau for exploring your data and providing interactivity to your end users. The best way to think of parameters is that they act as wildcards.
The United States has invested almost $78 billion in the International Space Station (ISS or Station) over the last 21 years, and going forward, NASA plans to spend between $3 and $4 billion annually to maintain and operate the Station, including transportation for crew and cargo.1 In a May 2014 report,
The mission of the International Space Station is to enable long-term exploration of space and provide benefits to people on Earth. With six state-of-the-art laboratories, the Space Station will be the premiere research facility in space, four times larger and more capable than any previous space station.It is hoped that it will allow for advancements in medicine, technology and science.ith six state-of-the-art laboratories, the Space Station will be the premiere research facility in space, four times larger and more capable than any previous space station. It is hoped that it will allow for advancements in medicine, technology and science.