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

Question

Answer the questions below MEASUREMENTS IN BIOLOGY (10pts/item) What are the advantages and disadvantages of using the metric system of measurement? 1. Why is it important for all scientists to use a standard system of measures rather than the system that may be the most popular in their home country/region? 2. 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. Advatages and disadvantages of metric system are:

2. It is important for all scientists to use a standard system of measures rathar than the system that may be the most popular in their home/country/region because standard system are used in almost all over the world so it will be allow scientists from various region to communicate scientific data without vocabulary confusion.

3. It means that the height of the student ranges from 188 to 222 cm. [205-17=188 & 205+17= 222]

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

5. High standard deviation that data points are spread over wide range of expected value or mean.

Advantages Disadvantages It is used all over the world Fractional data is not representable in Metric ssytem It can be easily converted to each other by using the decimals Metric system is either too big or too small for everyday use It is easy to learn In Metric system one size doesnt fit all

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