A marketing manager wants to assess the likelihood of a new…

A marketing manager wants to assess the likelihood of a new advertising campaign achieving a certain level of customer reach. The reach can be represented by a normal distribution with an average of 55,000 customers and a standard deviation of 12,000 customers based on historical data. The manager wants to determine the probability that the campaign will reach at least 50,000 customers. Calculate the probability that the advertising campaign will reach at least 50,000 customers. (round your answer to three decimal places)

A delivery company wants to estimate the likelihood of deliv…

A delivery company wants to estimate the likelihood of delivering a package within a certain number of hours. The delivery time can be represented by a uniform distribution between and hours. The operations manager is worried about the risk that the package will be delivered in more than hours. Calculate the probability that the delivery time will be more than hours.

B. Verdadeiro, falso, ou não se menciona? Based on the infor…

B. Verdadeiro, falso, ou não se menciona? Based on the information provided in the text, indicate whether each statement is true or false by selecting Verdadeiro (true) or Falso (false) from the dropdown menu. If the information is not provided, select Não se menciona (not mentioned).  (1 pt. each; 6 pts. total)   1. O autor vai a Brasília nesta quarta-feira. 2. É difícil ir de Uber do aeroporto para o hotel. 3. Depois do Palácio da Alvorada, o autor vai visitar a Catedral. 4. O tour pelo congresso dura menos de uma hora. 5. Não é possível visitar o Palácio Itamaraty por causa de uma greve. 6. Ele prefere visitar o Eixo Monumental durante o dia.