need some help with 6, 7, and 8

r7 Take Test: ICA ReviewIZO. x e lw'rill u 6 C' ecampus.wvu.edu Apps > YouTube 2 Learn about Walm... IT My Courses Bla... E] Reading List k Question Completion Status: 13 2|} 3 4 5B 6 7 8 9 10 0 population standard deviation 0 sample standard deviation QUESTION 6 1 points Save Answer A set of data is distributed normally with a mean of 15 and a standard deviation of 08. Using the 68-95-99] rule, what percent of the data is less than 16.67 (Don't include percent sign in your answer. Round to one decimal place) QUESTION 7 1 POIMS Save Answer Use the z-table on ecampus to answer the following question: What proportion of data is GREATER than a z-soore of 1.27? QUESTION 8 1 points Save Answer If two variables are INDEPENDENT, then there is NO ASSOCIATION between the variables. 0 True 0 False Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answers