A primary source is told or written down by a person that experienced or saw the event. While, a secondary source is told or written by someone else
B.
randomization is often hard to achieve.
The correct answer is We can predict the time between eruptions will be 10.73 minutes and this can be stated with 0.901 probability.
Eruptions do not always produce symmetrical and imposing cones. Volcanic relief has varied shapes and we must analyze the properties of the lava and the conditions of spill occurrence to understand.
I believe the answer is: self fulfilling prophecy
Self fulfilling prophecy refers to the prediction that somehow makes itself become true/fulfilled. Other example would be when a person is inherently believe that he is somehow intellectually inferior and cannot do anything to improve their get. This often lead him to not making any efforts since he believes it pointless, which lead to self-fulfilling his initial opinion about himself.
Answer: They learned how to build houses and to grow food from the local Indians.
The Indians also helped them, giving food.
The Indians taught the colonists many things, how to clean the house, how to live in that environment. But the colonists simply asked for what they wanted from the Indians, and that eventually led to an Indian attack on the colonists, who repaid by destroying the tribes.