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 International Space Station is getting its first commercial airlock, planned for 2019. Rock Band VR arrives on Oculus Rift March 23, pre-orders now open. The International Space Station will get a first commercially funded airlock, created by supplier NanoRacks in partnership with Boeing, with a planned launch and integration timeframe of 2019.