Coastal Issues - Causation vs Correlation

Coastal Issues:

Causation vs. Correlation

Marine Science

Dropdown

Correlation is a statistical ​

Select answer

between two variables.

Multiple Select

Which two variables are being compared on the video's graph?

• rate of ice cream melting

• number of ice creams sold

• number of sunburns

• rate of getting a sunburn

Multiple Choice

What statistical relationship is shown in the graph between # of ice creams sold and # of sunburns?

• positive correlation

• negative correlation

• no correlation

• causation

Dropdown

In the video's example, the sun's uv radiation is the ​

Select answer

of sunburns.

Dropdown

In the video's example, people exposing more skin to the sun's uv radiation is the ​ ​

Select answer

​ of sunburns.

Dropdown

​ To support a claim that one variable CAUSES another, you need data from ​

Select answer

.

Multiple Select

Which of the following are elements of an experiment?

• constants & variables

• control treatment OR control group

• experimental treatment OR experimental group

• replication

• factoring out statistical "noise"

Dropdown

The sinking of Jakarta is a quantitatively measured scientific phenomenon. It is the ​

Select answer

this video is exploring.

Match

Match the following animation items with watershed vocabulary.

• concrete

• aquifer

• surface soil

• wells

impermeable

ground water

permeable

ground water outflow

• impermeable

• ground water

• permeable

• ground water outflow

Dropdown

The video is claiming that ​wells are the ​

Select answer

of Jakarta's sinking, and that ​the ​

Select answer

is concrete blocking the rain from recharging the aquifer.

Multiple Select

How do we know that # of wells isn't just correlated with Jakarta's sinking?

How do we know that well-pumping is a cause of Jakarta's sinking?

• Vox says so

• Jakarta is like a control group (little piped water)

• Tokyo is like an experimental group (lots of piped water)

• Shanghai, Bangkok, and Taipei are like replications

Dropdown

Building seawalls in Jakarta deals with a(n) ​

Select answer

of the land sinking.

Open Ended

What would be a better way to deal with the floods that result from Jakarta's land sinking?

Poll

For the coastal effects of human development, we should spend our time, energy, and money on:

• addressing the causes of the effects

• addressing variables that correlate with the effects

• lobbying governments to fix the effects

• other things ... just move inland and ignore the effects