13- Find 99% confidence interval for E(YX) at X = 20,000.
Chapter12: Sequences, Series And Binomial Theorem
Section12.3: Geometric Sequences And Series
Problem 12.58TI: What is the total effect on the economy of a government tax rebate of $500 to each household in...
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Transcribed Image Text:13- Find 99% confidence interval for E(YX) at X =
20,000.
14- Find 99% prediction interval for Y at X, = 20,000.
15- Use diagnostics of predictor variable to check the
existence of outliers.
16- At 0.05 significance level, test the autocorrelation
between errors (State all the steps of the test).
17- Check the normality of the errors using an appropriate
plot.
18- Use Spearman rank correlation test to detect
heteroscedasticity at 0.05 significance level.
Transcribed Image Text:Pop (1000's) Exports in billion $
22,757
81.2
43,586
30.8
47,904
172.6
40,038
120.5
8,875
95.5
7,283
91.3
66,494
26.9
2,407
46
59,648
282
278,059
776
23,917
32.8
1,029,991
43.1
228,437
64.7
66,129
25
23,332
21.8
3,840
73.5
57,680
241.1
126,771
450
2,041
23.2
5,240
13.9
443
7.6
101,879
168
15,981
210.3
3,864
14.6
126,635
22.2
4,503
59.2
38,634
28.4
10,066
26.1
769
9.8
145,470
105.1
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