Questions asked by beginning calculus

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• How can i find the probability of pulling a coin out of a jar? (details inside)
  
• How can i show that if #Γ∪{φ}⇒ψ# and #Γ∪{φ}⇒¬ψ# then #Γ⊨¬φ#?
  
• How can i know how to calculate the odds of a current passing in an electrical circuit?
  
• How can i solve this tricky question in statistics? (details inside, tricky for me)
  
• How can i find the probability of obtaining certain results?(very urgent for anupcoming test, details inside)
  
• Can someone please help me with this tricky question in statistics??
  
• How can I find the following properties of 2 dice thrown? (details inside)
  
• How can i calculate the given events? (details inside, a bit complicated for me)
  
• How can i calculate the following statistics inside a round area of meteors fall(tricky question)? (details inside)
  
• How can i calculate the odds of a current passing in an electrical circuit in regards to a certain switch?
  
• How can i calculate probabilities regarding candle factories? (details inside)
  
• How can i calculate the following statistics of engine life-span expectancy? (statistics, would really appreciate help with this)
  
• How can i find t (candle factory statistics question - a bit difficult, need it to prepare for an exam)?
  
• How can i calculate the probability of obtaining a building permit?(really urgent for an upcoming test)
  
• How do i calculate the following properties of waiting time for bus? (almost finished, very urgent to me)
  
• How can i calculate p(x,y)? (details inside)
  
• How can i calculate the mean and variance of Y? (details inside, tricky)
  
• How can i find the moment generating function in the given question(?very important for an upcoming test)
  
• How can i find the the mean and variance of drawing cards? (details inside)
  
• How can i complete finding the conditional probability function? (details inside)
  
• How can i find the correlation cofactor? (details inside)