What is the null hypothesis to determine how strong the evidence is that on average U S adults take fewer than 7 000 steps per day On average U S adults take fewer than 7 000 steps per day On average U S adults take 7 000 steps per day On average U S adults take more than 5863 steps per day On average U S adults take 5863 steps per day QUESTION 6 A random sample of 2000 U S adults were given pedometers to determine how many steps they take per day Among the people in the sample the average number of steps per day was 5863 with standard deviation 2870 What is the alternative hypothesis to determine how strong the evidence is that on average U S adults take fewer than 7 000 steps per day On average U S adults take fewer than 7 000 steps per day On average U S adults take 7 000 steps per day On average U S adults take more than 5863 steps per day On average U S adults take 5863 steps per day