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A safety engineer claims that 2 in 12 automobile accidents are due to driver fatigue. Using the formula for Binomial Distribution find the probability that

  1. A safety engineer claims that 2 in 12 automobile accidents are due to driver fatigue. Using the formula for Binomial Distribution find the probability that at least 5 of 7 automobile accidents are due to driver fatigue.
  2. i. Find the mean of the uniform distribution in 4< x < 9. iv. Find the variance of the uniform distribution in (i).

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