A variety of factors, including the war in Ukraine, the retirements of coal-fired plants, algorithms used by Wall Street traders, and unusual weather, have caused natural gas prices to swing dramatically both up and down. During 2022 and early 2023, there were over 40 days when the price either rose or fell by at least 7%. Based upon this information, what can we conclude about the price of natural gas? (Check all that apply.) The standard deviation of daily natrual gas prices was higher in