In a poll, why must there be a clear and accurate link between sample and population?

Explanation:

The sample must represent the population in order to give good, clean and correct results of the poll.

If the sample doesn't represent all the aspects and ideas of the population, the results will be different from the general opinion of the population, and therefore false.

This will cause the incorrect conclusion that can late effect the different researches and their results, but also various different processes, actions and reactions of the market, campaigns and other interactions with the population.

the answer is: must pay taxes on profits

since it is considered as a part of your income, profits from investments is eligible for tax payment.

the tax from your investment could be influenced by how long you decided to sell it. united states promotes keeping your investment for long term period. so, the tax rate for investments that you sell in less than one year is typically higher compared to investments that you sell in more than one year period.

the answer is heceta and bodega y quadra. i hope i you with this question!