An example of an explicit cost is: 

,A firm had sales revenue of $1 million last year. It spent $600,000 on labor, $150,000 on capital and $200,000 on materials. The  firm’s factory sits on land owned by the firm that it could rent for $30,000 per year. What was the firm’s economic profit last year?

An entrepreneur decided to leave a job that pays $50,000 a year to start a business. These lost wages would be considered

A monopolistically competitive uses branding and marketing to create pricing power. 

A 45-year-old is diagnosed with macrocytic, normochromic anemia. The nurse suspects the most likely cause of this condition is:

A 30-year-old presents with hematuria, menorrhagia, and bleeding gums, and is diagnosed with immune thrombocytic purpura (ITP). A nurse realizes the most likely cause is:

 In a study about intervention on smoking, 50 participants are recruited, consisting 25 non-smokers. All people watched an emotive video showing the death from smoking-related cancers have on families. After two days, these people are asked if they remained smokers or non-smokers.  We plan to conduct a McNemar Test, and n = 50 is a large sample.   What’s the value of MN test stat ? 

From the previous problem on MN Test, what is your conclusion ? 

B. ¿Cierto, falso o no se menciona? First, read over the following statements. Then, based on the information provided in the text on the following page, decide whether the statement is Cierto or Falso. If the information is not mentioned, select No se menciona. (1 pt. each; 5 pts. total)  1. La autora de esta entrada de blog, Camila, es de Uruguay. [blank1]2. La estadía de Camila solo fue por una semana. [blank2]3. Durante su voluntariado, Camila comió en muchos restaurantes locales. [blank3]4. Los estudiantes de la escuela local no participaron en la limpieza de la playa. [blank4]5. Camila y Margit visitaron la Isla de Lobos la semana pasada. [blank5]

F. El participio pasado como adjetivo: Tu clase de español. Your roommate plans to take SPAN 1103 next semester and asks you to speak to her in Spanish as a refresher. You decide to describe to her in Spanish the different aspects of the course. Using the verbs provided, complete the sentences with the appropriate past participles. (1½ pts. each: 1 pt. for correct participle, ¼ pt. for number agreement, ¼ pt. for gender agreement; 6 pts. total.) MODELO: Los reportes son entregados (entregar) por Carmen y valen un 4% de la nota total.   1. La composición [blank1] (escribir) para la clase debe estar en español. 2. Las guías de estudio [blank2] (hacer) por el profesor están en Carmen. 3. Para consultar el libro de texto, las tabletas o computadoras son [blank3] (llevar) a clase todos los días. 4. Es importante que los estudiantes estudien los vídeos de cultura [blank4] (ver) en clase.