sert Design Layout References Mailings Review View Help 8 Sha dy) • 11 A A Aav A PFind Replace AaBbCcDc aBbCcDc AaBbC AABBCCD !v ab x, x A- I vA. 1 Normal lo Spa. Heading 1 Heading 2 Dictate Edi A...

Extracted text: sert Design Layout References Mailings Review View Help 8 Sha dy) • 11 A A Aav A PFind Replace AaBbCcDc aBbCcDc AaBbC AABBCCD !v ab x, x A- I vA. 1 Normal lo Spa. Heading 1 Heading 2 Dictate Edi A Select v Font Paragraph Styles Editing Voice Edi A special industrial battery must have a life of at least 400 hours. A hypothesis test is to be conducted with a .02 level of significance. If the batteries from a particular production run have an actual mean use life of 385 hours, the production manager wants a sampling prolcedure that only 10% of the time would show erroneously that the batch is acceptable. What sample size is recommended for the hypothesis test? Use 30 hours as an estimate of the population standard deviation. (Ctrl) - D. Focus 2English (United States) e to search