might be off

[Polyester]

"It’s also that our assumptions about the market value of certain degrees – and the “worthlessness” of others – might be off. At best, that could be making some students unnecessarily stressed."


What is the meaning here that underlined in red?
I try to guess the meaning as follow. Can you please check my understanding. Thanks.
"might be off" here that explained students might not need the degree.

 

[bhaisahab]

The assumptions might be off. That means that the assumptions may not be quite right.

 

[Charlie Bernstein]

"It’s also that our assumptions about the market value of certain degrees – and the “worthlessness” of others – might be off. At best, that could be making some students unnecessarily stressed."

What is the meaning here of that part underlined in red?

I tried to guess the meaning as follows. Can you please check my understanding? Thanks.

"Might be off" here means students might not need the degree.

No.

It means that the assumptions might be wrong.

They might be wrong about the value of some degrees.

(Cross-post.)

 

[Tdol]

We could overvalue some degrees and undervalue others. Media Studies is a degree course that is widely criticised, but people could be wrong in thinking it is a "joke degree".