Q You are curious to find out the demographics of your customer, specifically the age. You believe the average age of people who buy BMX bicycle is 47 or less. To that end, you want to craft a null hypothesis. Which one of the following would be the appropriate null hypothesis? O The average age of customers who buy BMX bicycle > 47 O The average age of customers who buy BMX bicycle is = 47 O The average age of customers who buy BMX bicycle = 47