Answer:
nu se vede bine poza !!!¡!!!!!
Answer:
It would be ideal to select 160 full-time students and 160 part-time students.
Explanation:
As we can see in the question above, the research aims to analyze how full-time and part-time students organize their time. It is likely that this research wants to compare how these two types of students manage to manage their time, in this case, the sample of 320 students will be divided into two groups, allowing the comparison between groups to be efficient. In this case, it is important that both groups have the same number of members, so that the comparison is statistically efficient. In this case, the researcher is required to select 160 full-time students and 160 part-time students.
Answer:
The total energy of all organisms is an ecosystem remains the same over time.
Explanation:
Because the total energy never increases or decreases, this shows that there is no energy in the ecosystem being created or destroyed
Answer:
C. Happy people are more likely to send a lot of tweets than sad people
Explanation:
- If the researcher wants to find out the relationships between the tweets and the happiness of the people and he comes to a conclusion that a positive correlation exists as the number of the people that are happier are more likely to send more tweets than those of the sad people and thus concluded that a strong correlation exists when people give more tweets are considered or reported to be happy.
Answer:
Sales tax is an amount of money, calculated as a percentage, that is added to the cost of a product or service when purchased by a consumer at a retail location. Consumers then pay the combined state and local tax rate every time they make a purchase.
Explanation:
