If your random sample(n=36) produced a sample mean of 192 pounds. What is your opinion? Oa. Not Unusual Ob.Slightly Unusual Oc. very very unusual What is the probability that a randomly selected worker has a weight of 200 pounds or higher? |:l Do you need to assume the distribution is normal if you select one worker? Oa. No Ob.Yes The current recommendation for zinc is to have at least 30 mg/day. Assume that nationwide 60% of adult Americans are zinc deficient. A random sample of 50 adult Americans is selected. Simplify up to three decimals (ex: 1.121) what is the sampling distribution of the sample proportion of the adult Americans who are zinc deficient for a sample of size 50? sample proportionz:l. Standard deviation |:l what is the probability that the sample of size 50 gives a sample proportion within 0.10 from the population proportion? |:l