Academic Ladder spec failures

As a user
  I want to add multiple Goals
  And have them displayed as a list
 I can add many goals to my profile'
Could not find Firefox binary (os=linux). Make sure Firefox is installed or set the path manually with Selenium::WebDriver::Firefox::Binary.path=
/app/spec/acceptance/support/helpers.rb:28:in `login'
./spec/acceptance/goals_spec.rb:15:

6)
'Progress and Participation:
  As a user
  I want to update my progress and comment on others
 I should be able to answer my group's activated questions for a day' FAILED
expected #has_content?("Leave A Comment") to return true, got false
./spec/acceptance/progress_feature_spec.rb:79:

7)
Test::Unit::AssertionFailedError in 'Goals Text:
  As a user
  I want to see my existing goals text
  So that I can move them into the multiple goals boxes
 anyone can see my existing goal text'
<false> is not true.
./spec/acceptance/goals_text_spec.rb:19:

8)
Test::Unit::AssertionFailedError in 'Goals Text:
  As a user
  I want to see my existing goals text
  So that I can move them into the multiple goals boxes
 anyone can see my existing goal text on my progress pages'
<false> is not true.
./spec/acceptance/goals_text_spec.rb:26:

9)
Test::Unit::AssertionFailedError in 'Goals Text:
  As a user
  I want to see my existing goals text
  So that I can move them into the multiple goals boxes
 Previous goals are removed after updating new goals'
<false> is not true.
./spec/acceptance/goals_text_spec.rb:50:

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317 examples, 9 failures