The answer is B)<span>Walking is an easy and safe exercise for beginners. The paragraph is explaining that walking doesn't need much fancy equipment and that it is something easy for beginners.</span>
Answer:
The z score can be calculated by the difference of population and sample mean divided by standard error. Standard error can be calculated as the standard deviation divided by square root of sample size From the given the standard error: SE = 12/sqrt (20) = 2.68 Z = (208 -195)/2.68 = 4.85
Explanation:
The answer is A. heroic, bold main character.