Session5 - Finance 271 Session 5 Financial Modeling and...

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Finance 271 Session 5 Financial Modeling and Econometrics Philip W. Wirtz The George Washington University
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Administrivia
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Administrivia Change in post-session Q&A protocol
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Administrivia Change in post-session Q&A protocol Mid E i i Midterm Examination
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Quiz Begins
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Data Please take 90 seconds to enter the data below into your computer. You will be making frequent reference to these data on the quiz, so please record them carefully . Year Savings Income 1976 $96 $1,273 1977 $92 $1,401 1978 $113 $1,580 1979 $130 $1,769 1980 $162 $1,973 1981 $199 $2,200 1982 $205 $2 347 $2,347 1983 $167 $2,522 Please note: It is recommended, but not required, that you use SAS for as Please note: It is recommended, but not required, that you use SAS for as much of this quiz as you can.
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For this and all subsequent questions, please consider these 8 observations to be a random sample from the population. 1. Consider a simple linear regression model in which Savings is regressed only on Income. If you are hypothesizing a negative linear relationship between Savings and Income, the conclusion you should reach based on these data is: Year Savings Income 1976 $96 $1,273 1977 $92 $1,401 0 Reject H 0 , Reject H A 1 Accept H 0 , Accept H A 2 Reject H Accept H 1978 $113 $1,580 1979 $130 $1,769 1980 $162 $1,973 1981 $199 $2,200 0 , Accept H A 3 Accept H 0 , Reject H A 4 Fail to reject H 0 , Fail to reject H A 5 Fail to accept H 0 , Fail to accept H A 1982 $205 $2,347 1983 $167 $2,522 6 Fail to reject H 0 , Fail to accept H A 7 Fail to accept H 0 , Fail to reject H A Non Non-Response Grid Response Grid Countdown 90
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For this and all subsequent questions, please consider these 8 observations to be a random sample from the population. 1. Consider a simple linear regression model in which Savings is regressed only on Income. If you are hypothesizing a negative linear relationship between Savings and Income, the conclusion you should reach based on these data is: Year Savings Income 1976 $96 $1,273 1977 $92 $1,401 0 Reject H 0 , Reject H A 1 Accept H 0 , Accept H A 2 Reject H Accept H 0 0 0 1978 $113 $1,580 1979 $130 $1,769 1980 $162 $1,973 1981 $199 $2,200 0 , Accept H A 3 Accept H 0 , Reject H A 4 Fail to reject H 0 , Fail to reject H A 5 Fail to accept H 0 , Fail to accept H A 0 0 0 1982 $205 $2,347 1983 $167 $2,522 6 Fail to reject H 0 , Fail to accept H A 7 Fail to accept H 0 , Fail to reject H A 0 0 Non Non-Response Grid Response Grid Countdown 90
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2. Consider a simple linear regression model in which Savings is regressed only on Income. If you are hypothesizing a negative linear relationship between Savings and Income, the conclusion you should reach based on these data is: 0 W bl fid t th t th We are reasonably confident that there is not a negative linear relationship between Savings and Income 1 We are not reasonably confident that there is a negative linear relationship between Savings and Income 2 We are not reasonably confident that h i i li Year Savings Income 1976 $96 $1,273 1977 $92 $1,401 there is not a negative linear relationship between Savings and Income 3 We are reasonably confident that there 1978 $113 $1,580 1979 $130 $1,769 1980 $162 $1,973 1981 $199 $2,200 We are reasonably confident that there is a negative linear relationship between Savings and Income Non Non-Response Grid Response Grid 1982 $205 $2,347 1983 $167 $2,522 Countdown 60
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2. Consider a simple linear regression model in which Savings is regressed only on Income. If you are hypothesizing a
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