Show transcribed image text 000 AT&T LTE 8:24 PM 63%- , ì„ mathxl.com We to MyADP Wheel of F Ims.ssc.ed… McGraw-H Homework Do Hom..Welcome t.. MTH 126-301, Fall 2017 Lisa Koscielski 12/1/17 6:24 PM Homework: Section 9.4 Homework Score: 0 of 6 pts 9.4.46 5of6@complete) â–¼ Score: 22.5%, 7.88 of 35 pts Question Help A radom sample of 20 ndependent female colege-aged dancers was obtained, and their heights (in inches) were measured. Assume the population distnb non a. What is the sample mean? Is it above or below 64.5 inches? b. Some people claim that the physical demands on dancers are such that dancers tend to be shorter than the typical person in the population. Test the hypothesis that dancers have a smaler population mean height than 64.5 inches, Use a significance level of 0.05 Click the icon to view the data table. a. The meanisâ–¡inches. which is「 (Type an integer or a decimal Do not round 64.5 inches. Dancer Heights (in inches) 65 61 63.5 62.5 62 5 60 62 65.5 64 61 62 Print Done Enter your answer in the answer box and then click Check Answer Clear All Check Answer
000 AT&T LTE 8:24 PM 63%- , ì„ mathxl.com We to MyADP Wheel of F Ims.ssc.ed… McGraw-H Homework Do Hom..Welcome t.. MTH 126-301, Fall 2017 Lisa Koscielski 12/1/17 6:24 PM Homework: Section 9.4 Homework Score: 0 of 6 pts 9.4.46 5of6@complete) â–¼ Score: 22.5%, 7.88 of 35 pts Question Help A radom sample of 20 ndependent female colege-aged dancers was obtained, and their heights (in inches) were measured. Assume the population distnb non a. What is the sample mean? Is it above or below 64.5 inches? b. Some people claim that the physical demands on dancers are such that dancers tend to be shorter than the typical person in the population. Test the hypothesis that dancers have a smaler population mean height than 64.5 inches, Use a significance level of 0.05 Click the icon to view the data table. a. The meanisâ–¡inches. which is「 (Type an integer or a decimal Do not round 64.5 inches. Dancer Heights (in inches) 65 61 63.5 62.5 62 5 60 62 65.5 64 61 62 Print Done Enter your answer in the answer box and then click Check Answer Clear All Check Answer
