MATH241 2.2: Quantitative Data

The​ ______ class limit is the smallest value within the class and the​ ______ class limit is the largest value within the class.

lower, upper

Determine the original set of data. 1 | 0 1 3 2 | 1 4 4 7 9 3 | 3 5 5 5 7 9 4 | 0 1 Legend: 1 | 0 represents 10

10, 11, 13, 21, 24, 24, 27, 29, 33, 35, 35, 35, 35, 37, 39, 40, 41

True or False: The shape of the distribution shown is best classified as skewed left. (Taller on Right, Lower on Left)

False

True or False: The shape of the distribution shown is best classified as uniform. (Tallest in the middle, mirrored heights on both sides)

False

A researcher wanted to determine the number of televisions in households. He conducts a survey of 40 randomly selected households and obtains the data in the accompanying table. Are these data discrete or​ continuous? Explain.

The given data are discrete because they can only have whole number values.

The​ _________________ is the difference between consecutive lower class limits.

class width