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1.) The mean is the best measure of central tendency for a data set measuring lo

ID: 3353358 • Letter: 1

Question

1.) The mean is the best measure of central tendency for a data set measuring low-density lipoprotein (LDL) in which the individual measures of LDL were 100, 101, 105, 107, 109, 110, and 111.

True or False?

2.) A study is being conducted to determine the prevalence of lung cancer in a population and the researchers want to note the frequency of each particular stage of cancer among the members of the population who have lung cancer; in this case the stage of cancer is best defined as which of the following types of variables?

categorical

diachiotmas

ordinal

continuous

3.) A researcher decides to take a random sample of individuals from the population and then track their sugar intake. Assuming the data collected on each individual will be classified into different levels of intake including little to no sugar intake, moderate sugar intake, and high sugar intake, which type of graph would allow the researcher to best represent the data they have collected?

box plot

pie chart

histogram

bar chart

Explanation / Answer

1)

Statement is true

Mean is the best measure of central tendency here

2)

Type of cancer is categorical variable.

3)

Best representation here

will be pie chart