Respond the questions based on Probability.

True/False

1. The actual weight of hamburger patties is an instance of a continuous random variable.

2. The number of defective pencils in a lot of 1000 is an instance of a continuous random variable.

3. For a continuous distribution, P(X ≤ 100) = P(X<100).

4. All continuous random variables are normally distributed.

5. The mean of the standard normal distribution is always equal to 1.

6. For a binomial probability experiment, with n=150 and p=.2, it is appropriate to use the normal approximation to the binomial distribution.