Answer:
A) stratified
Explanation:
Total call including 6500 'yes' and 4100 'no' are 10600 and on each call there was a fifty cent charge. Total charge becomes 5300 $ so this is very straight forward data. And from this test two types of classes are made with cleared population in each class and such cleared population division is example of stratified sampling so this is right answer.
Answer:
3
A presidential candidate plans to begin her campaign by visiting the capitals in 3 of 40 states. What is the probability that she selects the route of three specific capitals? A presidential candidate plans to begin her campaign by visiting the capitals in 3 of 40 states.
Explanation:
Answer:
The main idea is a complete sentence; it includes the topic and what the author wants to say about it. If the author states the main idea in his paragraph it is called a “topic sentence.”
Explanation:
