Thank you for posting
your question here. Below are I think is the answer, I hope it helps. <span>
For number 1. The answer is letter C which is
"H0: p = 0.44, Ha: p 0.44"
<span>For number 2. The answer is letter A which is
greater than 0.10.</span></span>
One of the major <span>inventions that improved agricultural output between 1750 and 1870 are:</span><span>
- Cotton gin : </span><span>Eli Whitney invents the cotton gin in 1793, which contributes to the success of cotton as a Southern cash crop.
</span>- iron plow : Jethro Wood invented the iron plow with interchangeable parts in 1819
<span>- Factory-made agricultural machinery (1840s)- this </span> encouraged commercial farming
<span>- chemical fertilizers were sold commercially (1849)
</span>- <span>Steam tractors are tried out</span>
