QMB Exam 1
The sum of the relative frequencies for all classes will always equal - Answer-one
Excel's Chart Tools can be used to construct a - Answer-All of these can be constructed using Excel's
Chart Tools.
A frequency distribution is - Answer-a tabular summary of a set of data showing the number of items in
each of several nonoverlapping classes
In a crosstabulation - Answer-either or both variables can be categorical or quantitative
Fifteen percent of the students in a School of Business Administration are majoring in Economics, 20% in
Finance, 35% in Management, and 30% in Accounting. The graphical device(s) that can be used to
present these data is (are) - Answer-both a bar chart and a pie chart
When using Excel to create a __________ one must edit the chart to remove the gaps between
rectangles. - Answer-histogram
The relative frequency of a class is computed by - Answer-dividing the frequency of the class by the
sample size.
, To construct a histogram using Excel's Chart Tools, choose __________ as the chart type. - Answer-
column
The most frequently occurring value of a data set is called the - Answer-mode
The median of a sample will always equal the - Answer-50th percentile
The interquartile range is the difference between the - Answer-first and third quartiles
The empirical rule states that, for data having a bell-shaped distribution, the percentage of data values
being within two standard deviations of the mean is approximately - Answer-95
A mean computed in such a way that each data value is given a weight reflecting its importance is
referred to as - Answer-a weighted mean
The difference between the largest and the smallest data values is the - Answer-range
An important numerical measure of the shape of a distribution is the - Answer-skewness
The empirical rule states that, for data having a bell-shaped distribution, the percentage of data values
being within three standard deviations of the mean is - Answer-nearly 100
Excel's __________ function can be used to compute the mean. - Answer-AVERAGE
Excel provides functions for computing the - Answer-Excel provides functions for all of these.
The sum of the relative frequencies for all classes will always equal - Answer-one
Excel's Chart Tools can be used to construct a - Answer-All of these can be constructed using Excel's
Chart Tools.
A frequency distribution is - Answer-a tabular summary of a set of data showing the number of items in
each of several nonoverlapping classes
In a crosstabulation - Answer-either or both variables can be categorical or quantitative
Fifteen percent of the students in a School of Business Administration are majoring in Economics, 20% in
Finance, 35% in Management, and 30% in Accounting. The graphical device(s) that can be used to
present these data is (are) - Answer-both a bar chart and a pie chart
When using Excel to create a __________ one must edit the chart to remove the gaps between
rectangles. - Answer-histogram
The relative frequency of a class is computed by - Answer-dividing the frequency of the class by the
sample size.
, To construct a histogram using Excel's Chart Tools, choose __________ as the chart type. - Answer-
column
The most frequently occurring value of a data set is called the - Answer-mode
The median of a sample will always equal the - Answer-50th percentile
The interquartile range is the difference between the - Answer-first and third quartiles
The empirical rule states that, for data having a bell-shaped distribution, the percentage of data values
being within two standard deviations of the mean is approximately - Answer-95
A mean computed in such a way that each data value is given a weight reflecting its importance is
referred to as - Answer-a weighted mean
The difference between the largest and the smallest data values is the - Answer-range
An important numerical measure of the shape of a distribution is the - Answer-skewness
The empirical rule states that, for data having a bell-shaped distribution, the percentage of data values
being within three standard deviations of the mean is - Answer-nearly 100
Excel's __________ function can be used to compute the mean. - Answer-AVERAGE
Excel provides functions for computing the - Answer-Excel provides functions for all of these.
