The pandemic in the past two years deeply impacted people’s life.

The pandemic in the past two years deeply impacted people’s life. A Covid-19 at-home self-tester is an excellent solution to reduce the risk of exposure effectively. A pharmaceutical company just developed new kinds of Covid self-tester. Answer the question below:

(a). Suppose the company used a computer simulation to determine the accuracy of their product. In a collection of 100 citizens, the tester revealed 67 correct results. Find a 93% confidence interval for this case.

(b). If one of their self-testers can detect the virus in 85% of cases. Suppose the company wants to use this tester in a new simulation for a sample of 500 citizens. How many correct detections (x) the tester needs to make to get a hypothesis test with alpha = 0.05 that support that alternative hypothesis? Present all possible values of x (using intervals

find the cost of your paper

Suppose you know that the marketer is a B2C marketer. What is the probability that he or she plans to increase of social media?

Business Focus B2C B2B Total A survey of B2B marketers (marketers that focus primarily on attracting businesses) and B2C marketers (marketers that primarily target consumers) was based on 1000 B2B….

For a major in financial management graduate, there are a lot of opportunities waiting for them in the real world

For a major in financial management graduate, there are a lot of opportunities waiting for them in the real world. A major in finance individual developed an analytical skill is….

Popa Ltd trade in a perishable commodity.

Popa Ltd trade in a perishable commodity. Each day Popa Ltd. receives supplies of the goods from a wholesaler but the quantity supplied is a random variable, as is the….