I. Identication. Write the term, phrase or concept being described in each of the following. 1. It refers to a numerical quantity computed from a sample data. statistic 2. A study on birth weight of infants born to mothers who smokes during pregnancy recorded birth weights as 1 for those less than 2,000 grams, 2 for 2,001 to 2,500 grams and 3 for those greater than 2,500 grams. What scale of measurement was used for this variable? Frequency It is a scale of measurement that possess all properties except the property of absolute zero. Ratio Scale This term described a graph whose skewness index is 0.5. positive skew It is a measure of central location easily affected by extreme values in the data. Thus one should be cautious in using this when there are extreme observations or outliers. Measures of central tendency 9:35\