SOmeone wants to gure out if 9 out of 10 students prefer the coffee at the local Fivebucks coffee shop. Prof. K gathered 3 survey responses to a thumbs up/thumbs down rating of people who have had coffee at the local Fivebucks coffee shop. The 3 survey responses yielded 7 thumbs up ratings. Test the claim that the Fivebucks coffee shop has an overall thumbs up rating of 90%. What is the test statistic? Z= Round the this number to 2 decimal places. What is the p-value in the calculator output below? REPORT YOUR ANSWER AS A DECIMAL ROUNDED TO 4 DECIMAL PLACES. 1-PropZTest prop