Question

l. The population of a state is divided equally through five main regions A, B, C, D, and E. Some of the state residents are foreigners and the rest are local residents. If you know that pertentage offoreign residents are 20%, 40%, 10%, 15%, and 25% respectively, what is the probability that a randomly selected resident is local. [6Marks] II. Suppose that the error in the reaction temperature, in C, for a controlled laboratory experiment is a continuous random variable X having the probability density functiorn [6Marks] Verify that is a density function Use the CDF to find a. b.

Answer 1

For the 2nd part the function is not given.

dt s-2 ol t 2. 三0 2.

Please upvote