Median vs iqr - Study guides, Class notes & Summaries

Statistics Chapter 1 Questions & Answers Advantages of bar graph when compared to a pie chart - ANSWER: Both graphs can display the distribution of a categorical variable, but a bar graph can also compare any set of quantities that are measured in the same units. Are quartiles/IQR resistant? - ANSWER: Yes because they are not affected by a few extreme observations Association - ANSWER: There is an association b/w 2 variables if specific values of one variable tend to occur in common with ...

RESEARCH METHODS MIDTERM - MCPHS SPRING 2024. Exam Questions With Correct Answers. Dichotomous measure - answerdescribes the presence or absence of an attribute (ex smoker/non-smoker) nominal data - answercategories that vary with no natural order (ex blood types) ordinal data - answercategories with natural order but without clear units (ex severe vs mild symptoms) what are the types of categorical (qualitative) data? - answernominal and ordinal what are the types of numerical (quantit...

median vs IQR - correct answer skewed data uses these for center and spread Histogram - when to use - correct answer Based on the shape of the distribution, uses mean + standard deviation OR median + IQR to describe center and spread - Larger data sets; shows shapes of distribution and potential outliers; ignores the individual data valuesl Histogram Skewed right - correct answer Not a symmetric distribution, the tail is on the right Standard Deviation Rule - correct answer 68% o...