Compute a 99%C.I. on average quarter weights 99% C.I for Average Quarter Weight (use 4 decimal places of accuracy, matching the statistics given above). A. Degrees of Freedom = ___________ B. Critical Value = ___________ C. E = ___________ D. Interval: (___________, ___________)

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Compute a 99%C.I. on average quarter weights 99% C.I for Average Quarter Weight (use 4 decimal places of accuracy, matching the statistics given above).
A. Degrees of Freedom = ___________ B. Critical Value = ___________

C. E = ___________ D. Interval: (___________, ___________)
E. According the U.S. Mint, the average production weight of quarters (yes, state quarters too) is 5.67g. What does this confidence interval imply about the U.S. Mint’s claim?
F. If the Mint’s claim is true, why do you think the confidence interval does not include 5.67g?

1.
QUARTER WEIGHTS
Variable
N
Мean
StDev
SE Mean
QUARTERS
50
5.6218
0.0682
0.0096
Compute a 99%C.I. on average quarter weights 99% C.I for Average Quarter Weight (use 4 decimal
places of accuracy, matching the statistics given above).
A. Degrees of Freedom =
B. Critical Value =
%3D
Show work here...
С. Е%3
D. Interval: (
E. According the U.S. Mint, the average production weight of quarters (yes, state quarters too) is
5.67g. What does this confidence interval imply about the U.S. Mint's claim?
F. If the Mint's claim is true, why do you think the confidence interval does not include 5.67g?
Transcribed Image Text:1. QUARTER WEIGHTS Variable N Мean StDev SE Mean QUARTERS 50 5.6218 0.0682 0.0096 Compute a 99%C.I. on average quarter weights 99% C.I for Average Quarter Weight (use 4 decimal places of accuracy, matching the statistics given above). A. Degrees of Freedom = B. Critical Value = %3D Show work here... С. Е%3 D. Interval: ( E. According the U.S. Mint, the average production weight of quarters (yes, state quarters too) is 5.67g. What does this confidence interval imply about the U.S. Mint's claim? F. If the Mint's claim is true, why do you think the confidence interval does not include 5.67g?
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