46. Using the hat matrix elements h i todetermine influential points in a multip

Question

46. Using the hat matrix elements hi todetermine influential points in a multiple regression model withk independent variable and n observations,Xi is an influential point if A)hi > n(k +1)/2
B)hi > 2(k +1)/n
C)hi < n(k +1)/2
D)hi < 2(k +1)/n
47. The method of least squares is used on time-series datafor A)obtaining the trend equation.
B)exponentially smoothing a series.
C)eliminating irregular movements.
D)deseasonalizing the data.
48. TABLE 17-1

The following payoff table shows profits associated with a set of 3alternatives under 2 possible states of nature.

States      A1      A2      A3   1          12     -2         8   2            4     10         5

where: S1 is state of nature 1 A1 is actionalternative 1
S2 is state of nature 2 A2 is action alternative2
A3 is action alternative 3


Referring to Table 17-1, if the probability of S1 is 0.5,then the coefficient of variation for A2 is A)2
B)1.5
C)0.231
D)0.5
49. Which of the following is NOT one of Deming's 14 points? A)Award business on the basis of price tag alone.
B)Break down barriers between staff areas..
C)Create constancy of purpose for improvement of product orservice.
D)Drive out fear.
46. Using the hat matrix elements hi todetermine influential points in a multiple regression model withk independent variable and n observations,Xi is an influential point if A)hi > n(k +1)/2
B)hi > 2(k +1)/n
C)hi < n(k +1)/2
D)hi < 2(k +1)/n
Using the hat matrix elements hi todetermine influential points in a multiple regression model withk independent variable and n observations,Xi is an influential point if 47. The method of least squares is used on time-series datafor A)obtaining the trend equation.
B)exponentially smoothing a series.
C)eliminating irregular movements.
D)deseasonalizing the data.
47. The method of least squares is used on time-series datafor A)obtaining the trend equation.
B)exponentially smoothing a series.
C)eliminating irregular movements.
D)deseasonalizing the data.
The method of least squares is used on time-series datafor 48. TABLE 17-1

The following payoff table shows profits associated with a set of 3alternatives under 2 possible states of nature.

States      A1      A2      A3   1          12     -2         8   2            4     10         5

where: S1 is state of nature 1 A1 is actionalternative 1
S2 is state of nature 2 A2 is action alternative2
A3 is action alternative 3


Referring to Table 17-1, if the probability of S1 is 0.5,then the coefficient of variation for A2 is A)2
B)1.5
C)0.231
D)0.5
48. TABLE 17-1

The following payoff table shows profits associated with a set of 3alternatives under 2 possible states of nature.

States      A1      A2      A3   1          12     -2         8   2            4     10         5

where: S1 is state of nature 1 A1 is actionalternative 1
S2 is state of nature 2 A2 is action alternative2
A3 is action alternative 3


Referring to Table 17-1, if the probability of S1 is 0.5,then the coefficient of variation for A2 is A)2
B)1.5
C)0.231
D)0.5
TABLE 17-1

The following payoff table shows profits associated with a set of 3alternatives under 2 possible states of nature.

States      A1      A2      A3   1          12     -2         8   2            4     10         5

where: S1 is state of nature 1 A1 is actionalternative 1
S2 is state of nature 2 A2 is action alternative2
A3 is action alternative 3


Referring to Table 17-1, if the probability of S1 is 0.5,then the coefficient of variation for A2 is 49. Which of the following is NOT one of Deming's 14 points? A)Award business on the basis of price tag alone.
B)Break down barriers between staff areas..
C)Create constancy of purpose for improvement of product orservice.
D)Drive out fear.
49. Which of the following is NOT one of Deming's 14 points? A)Award business on the basis of price tag alone.
B)Break down barriers between staff areas..
C)Create constancy of purpose for improvement of product orservice.
D)Drive out fear.
Which of the following is NOT one of Deming's 14 points?

Explanation / Answer

46. Using the hat matrix elements hi todetermine influential points in a multiple regression model withk independent variable and n observations,Xi is an influential point if Using the hat matrix elements hi todetermine influential points in a multiple regression model withk independent variable and n observations,Xi is an influential point if C) hi < n(k +1)/2
47. The method of least squares is used on time-series datafor 47. The method of least squares is used on time-series datafor The method of least squares is used on time-series datafor A) obtaining the trend equation 48.Referring to Table 17-1, if the probability of S1is 0.5, then the coefficient of variation for A2 is C) 0.231

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