Answer:
Option C
Step-by-step explanation:
For a better, clear and unbiased sampling, choosing randomly might not allow for a biased sampling. Choosing in an alphabetical order might not give a representative of the whole hospitals both private and public, thus invigilator the conclusion of our hypothesis test.
The angle measured from the normal to the mirror will be
.. arctan(14/11.5) ≈ 50.6°
4. Plz mark as brainliest plzz
Total area of rectangular wall = 8ft * 15ft = 120 ft²
Each window area = 3ft *4ft = 12 ft²
For the three windows = 3 * 12 = 36 ft²
Area that must be painted = 120ft² - 36ft² = 84 ft²
