. Susana (Bhak the Stat Upl), Cesar (Stats Lyke Mi!) and Amalia (KyiKeyAda), known for their slogan; \"A little Wii will rot your brain, but a little stats, will put you on Khrackl", were happy that \"stats\" was nally over, of course they would miss their awesome professor (I'm sure), and so decided to solve the following for the missing values. ' a. The Y'all Gon Make Me Lose My Statsl Group, led by, a weights and measures agency, needed to find how many quarters to sample to be within 0.0259 of the mean weight that can be accepted by vending machines. If they had an 0 equal to 0.0689 and a confidence level of 95%, . find the number of quarters that they needed to sample. (4pts.) b. Ryan & Esteban, statistics researchers with DaHyps Dhont Lye Corporation, wanted to deteri'nine the percentage of college students that used iPads instead of laptops to do their projects on. How many . students should she survey to be 95% confident that the sample ) percentage is in error by no more than four percentage points? Assume that the data was from a 2014 study that showed that 15.5% of college students used iPads instead of the traditional laptops to do their projects on. Hint: 'p' is known. (4pts.)