Cell Phone Call Lengths The average local cell phone call length was reported to be 2.33 minutes. A random sample of 24 phone calls showed an average of 2.81 minutes in length with a standard deviation of 0.89 minutes. At a = 0.01, can it be concluded that the average differs from the population average? Assume that the population is approximately normally distributed. Ed Part: 0 / 5 Part 1 of 5 olo (a) State the hypotheses and identify the claim. Ho (Choose one) H1: (Choose one) This hypothesis test is a (Choose one) V test