Explain the concepts below. (20 points)

a) Explain the Central Limit Theorem. (5 points)

b) A local clinic is using a new testing kit to test whether a person got COVID-19. Two hypotheses are developed:

H0: This person did not get COVID-19.

Ha: This person got COVID-19.

i)Explain the Type I error that the clinic may make. (5 points)

ii)Explain the Type II error that the clinic may make. (5 points)

iii)What is your suggestion that the clinic can do to reduce the chance of making both Type I and Type II errors?(5 points)