Any help on this problem would be greatly appreciated!!!
4Exercise 6-40 Algo7.5The time required to assemble an electronic component is normally distributed with a mean and a standard deviation of 15 minutespointsand 8 minutes, respectively. [You may find it useful to reference the z table.]a. Find the probability that a randomly picked assembly takes between 12 and 19 minutes. (Round "z" value to 2 decimal places andeBookfinal answer to 4 decimal places.)ProbabilityHintReferencesb. It is unusual for the assembly time to be above 28 minutes or below 5 minutes. What proportion of assembly times fall in theseunusual categories? (Round "z" value to 2 decimal places and final answer to 4 decimal places.)Proportion of assembly times
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