50. A restaurant places cards on the dining tables, inviting cus- tomers to complete an online survey about their dining experience. b. Only 6% of customers complete the online survey. The res-...

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Extracted text: 50. A restaurant places cards on the dining tables, inviting cus- tomers to complete an online survey about their dining experience. b. Only 6% of customers complete the online survey. The res- taurant decides to offer $3 off a customer's next meal if the customer completes the online survey. Which types of bias will likely increase? Which types will decrease? Explain.