Stats assignment 3
Study online at
https://quizlet.com/_4t2rmm
1. The sum of the deviations of each data value from this measure
of central location will always be zero.: Mean
2. For any data set, which measures of central location have only
one value?: -
Mean and median
3. Which measures of central location are not affected by
extremely small or extremely large values?: Mode and Median
4. For a data set, half of the observations are always greater than
the: median
5. Which one of the following is referred to as the population mean:
µ
6. On a finance exam, 15 accounting majors had an average grade of
90. On the same exam, 7 marketing majors averaged 85, and 10
finance majors averaged
93. What is the weighted mean for all 32 students taking the
exam?: 89.84
7. The net incomes (in $millions) of a sample of steel fabricators are
$86, $67,
$86, and $85. What is the modal net income?: $86
8. What is the median of 26, 30, 24, 32, 32, 31, 27, and 29?: 29.5
9. a stockbroker placed the following order for a
customer: 50 shares of Kaiser Aluminum at $104 a
share
100 shares of GTE at $25.25 a share
20 shares of Boston Edison at $9.125 a share
What is the weighted arithmetic mean price per share?: $46.51
10. During the past six months, a purchasing agent placed the
following three orders for coal:
What is the weighted arithmetic mean price per ton?: $72.33
11. The mean, as a measure of central location, would be
inappropriate for which one of the following?: Marital status of college students
at a particular university
1/
5
, Stats assignment 3
Study online at
12. What is a disadvantage
https://quizlet.com/_4t2rmmof the range as a measure of
dispersion?: it is based on only two observations.
13. The sum of the differences between sample observations
and the sample mean is equal to: zero
14. If the variance of the "number of daily parking tickets issued
is 100, the standard deviation is defined as the: square root of the variance of
the "number of daily parking tickets"
2/
5
Study online at
https://quizlet.com/_4t2rmm
1. The sum of the deviations of each data value from this measure
of central location will always be zero.: Mean
2. For any data set, which measures of central location have only
one value?: -
Mean and median
3. Which measures of central location are not affected by
extremely small or extremely large values?: Mode and Median
4. For a data set, half of the observations are always greater than
the: median
5. Which one of the following is referred to as the population mean:
µ
6. On a finance exam, 15 accounting majors had an average grade of
90. On the same exam, 7 marketing majors averaged 85, and 10
finance majors averaged
93. What is the weighted mean for all 32 students taking the
exam?: 89.84
7. The net incomes (in $millions) of a sample of steel fabricators are
$86, $67,
$86, and $85. What is the modal net income?: $86
8. What is the median of 26, 30, 24, 32, 32, 31, 27, and 29?: 29.5
9. a stockbroker placed the following order for a
customer: 50 shares of Kaiser Aluminum at $104 a
share
100 shares of GTE at $25.25 a share
20 shares of Boston Edison at $9.125 a share
What is the weighted arithmetic mean price per share?: $46.51
10. During the past six months, a purchasing agent placed the
following three orders for coal:
What is the weighted arithmetic mean price per ton?: $72.33
11. The mean, as a measure of central location, would be
inappropriate for which one of the following?: Marital status of college students
at a particular university
1/
5
, Stats assignment 3
Study online at
12. What is a disadvantage
https://quizlet.com/_4t2rmmof the range as a measure of
dispersion?: it is based on only two observations.
13. The sum of the differences between sample observations
and the sample mean is equal to: zero
14. If the variance of the "number of daily parking tickets issued
is 100, the standard deviation is defined as the: square root of the variance of
the "number of daily parking tickets"
2/
5
