Question: suppose a researcher contacts us regarding some data she collected with two confidence intervals involving Y hat. Interval 1 is at an X-value X=3 and

suppose a researcher contacts us regarding some data she collected with two confidence intervals involving Y hat. Interval 1 is at an X-value X=3 and its lower and upper end point are (3.4, 5.7), while interval 2 is at an X value X=10 with lower and upper endpoints (4.3, 4.8). Then which interval is most likely the prediction interval ie what is most likely the value of x0 =?

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