Test: Test 4 on Unit 5 Question 14 This Test: 14 pts possible Submit Test Some states now allow online gambling. As a marketing manager for a casino, you need to determine the percentage of adults in those states who gamble online. How many adults must you survey in order to be 90% confident that your estimate is in error by no more than three percentage points? Complete parts (a) and (b) below. a Assume that nothing is known about the percentage of adults who gamble online. (Round up to the nearest integer.) b. Assume that 18% of all adults gamble online. n=] (Round up to the nearest integer) Honorlock Browser Guard Exam Guidelines & Proctor Chat Hide Allowed Websites Window Support Toolbar Exit Hong