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Perform the appropriate test

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Your your assembly line is being accused of producing wires with a breaking strength of less than 10 lb. Engineering specifications require that the wires be able to tolerate 10 lbs of tension. Not having time to conduct an extensive study, a manager grabs a random sample of 25 wires and stresses them until they break. The average strength of this sample is 9.8 pounds with a standard deviation of. 48 pounds. Is the main breaking strength of the wires being produced around this time less than 10 pounds?

Setup hypotheses; perform the appropriate test at the 0.05 level of significance (or alpha) ; interperate results.

Also determined the p level and interpret your results.

Reference no: EM132167057

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