2. A producer of pharmaceutical claims that it is 90% effective in relieving hypersensitivity for a period of 8 hours. In a test of 200 individuals who had hypersensitivity, the medicine provided...

2. A producer of pharmaceutical claims that it is 90% effective in relieving hypersensitivity for a period of 8 hours. In a test of 200 individuals who had hypersensitivity, the medicine provided relief for 160 individuals.

c. What is the t-value/z-score?

i. t = 4.71
ii. z = -4.71
iii. t = 2.82
iv. z = -3.21
v. None of the above.

d. Decide whether the manufacturer’s claim is legitimate or not at 1% level.

i. The medicine is less than 90% effective.

ii. The medicine is 90% effective.
iii. The medicine is greater than 90% effective.
iv. The medicine is not effective but we cannot conclude that it is less than or greater than 90% effective.
v. None of the above.

Jun 03, 2022

SOLUTION.PDF

2. A producer of pharmaceutical claims that it is 90% effective in relieving hypersensitivity for a period of 8 hours. In a test of 200 individuals who had hypersensitivity, the medicine provided...

Get Answer To This Question

Related Questions & Answers

Submit New Assignment