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Posted on Oct 11, 2024

There is a random sample of 21 purchases of grandfather clocks at auctions in Pennsylvania.The sample statistics are: Mean = $1,343.04 Std Dev =$414.04 C.V.

There is a random sample of 21 purchases of grandfather clocks at auctions in Pennsylvania.The sample statistics are:

Mean = $1,343.04
Std Dev =$414.04
C.V. = 30.83
N = 21

There is a 90% Confidence Interval around the price for this sample.

The t-value you would use is?Answer in 3 decimal places.

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