magine the Truffula forest has 50,000 trees and the Onceler chops down ⅓ of them every 6 months. How many trees are left in the Truffula forest after the Onceler chops for 3 years? Answer in fraction AND decimal form. (You MUST show your work your answer)

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).