Business, 11.03.2020 00:05 princessmaddiegigi

Weaver (1990) examined a galvanized coating process for large pipes. Stan- dards call for an average coating weight of 200 lbs per pipe. Coating weights for 30 random pipes are given here lbs). (EX0425) 216202 208 208 212 202 193 208206 206 206 213 204 204 204 218 204 198 207 218 204 212 212205 203 196 216 200 215 202 (a) (3 points) Conduct the most appropriate hypothesis test using a 5% significance evel (b) (2 points) Construct and interpret a 95% confidence interval (c) (2 points) Construct and interpret a 95% rejection interval (d) (1 point) Construct and interpret a 95% prediction interval. (e) (2 points) How comfortable are you with the assumptions needed for these analy ses? Why?

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Weaver (1990) examined a galvanized coating process for large pipes. Stan- dards call for an average...

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