Answer the questions below. MEASUREMENTS IN BIOLOGY (10pts/item) What are the ad

Question

Answer the questions below. MEASUREMENTS IN BIOLOGY (10pts/item) What are the advantages and disadvantages of using the metric system of measurement? 1. the system that may be the most popular in their home country/region? Suppose that a biologist states that the average height of undergraduate students at your university is 205 cm plus of munis a standard deviation of 17 cm. What does this mean? 3. 4. What does a small standard deviation signify? 5. What does a large standard deviation signify?

Explanation / Answer

1. Advantages and disadvantages of metric system

2. It is important for all scientists to use a standard system of measures rathar than the system that may be most popular in their country/region because standard system of measurement is used all over the world and if all scientists use standard units it will be easier for them to share and collaborate the scientific data.

3. This means that the height of stundent range from 188 - 222 cm. (205-17= 188 , 205+17= 222) 205 cm simply represent mean of the set of height.

4. Small standard deviatiion signifies that the data point tends to close to the expected value or mean

5. Large standard deviation signifies that the data points are spread out over wide range of expected values.

Advantages Disadvantages It is used all over the world Metric system cannot represent fractional data Metric system are easily converted to each other by using decimals Metric system are either too big or too small for day today use Metric units are related to each other In metric system one size doesn't fit all

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