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    Statistic Confidence Level: Prediction interval in kilowatt hours

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    a. Determine the .95 confidence interval, in thousands of kilowatt-hours, for the mean of all six-room homes.
    b. Determine the .95 prediction interval, in thousands of kilowatt-hours, for a particular six-room home.

    Number of Kilowatt-Hours Number of Kilowatt-Hours
    Rooms (thousands) Rooms (thousands)
    12 9 8 6
    9 7 10 8
    14 10 10 10
    6 5 5 4
    10 8 7 7

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    https://brainmass.com/statistics/confidence-interval/statistic-confidence-level-prediction-interval-in-kilowatt-hours-44467

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