You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you?survey? Assume that you want to be

confident that the sample percentage is within

percentage points of the true population percentage. Complete parts?(a) and?(b) below.

Here are values of the CPI (multiplied by 100) for each year from 2000 to 2010. For each year beginning with 2001, calculate the rate of inflation from the previous year. Instructions: Enter your responses rounded to two decimal places. Year CPI Inflation Rate (%) 2000 135.7 2001 141.2 2002 145.3 2003 149.5 2004 153.2 2005 157 .4 2006 161.9 2007 165.5 2008 168 2009 171.6 2010 177.2 Compared to 2000-2001, inflation rates remained ((Click to select) : ) throughout the 2000s.You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle sea percentage is within 2.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n= 1537 (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 35% of air passengers prefer an aisle seat. n= (Round up to the nearest integer.)