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Mathematics, 24.06.2020 17:01 Jinesha
The percent, X, of shrinkage on drying for a certain type of plastic clay has an average shrinkage percentage :, where parameter : is unknown. A random sample of 45 specimens from this clay showed an average shrinking percentage of 18.4 and a standard deviation of 2.2. est at 5% level of significance whether the true average shrinkage percentage : is greater than 17.5 and write your conclusion. Report the p-value.
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The percent, X, of shrinkage on drying for a certain type of plastic clay has an average shrinkage p...
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