Dima called her friend to tell her that she saved 30% on her new skirt at a discount store. her friend told her that she could have gotten a better deal at a different store that was advertising a sale of mc019-1.jpg off all clothing. if the original price of dima’s skirt was $54, how much more could she have saved at the store her friend suggested? $1.11 $1.80 $36.00 $37.80

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to