Please help with these questions. Thanks!

Determine whether the given value is a statistic or a parameter. After taking the rst exam, 15 of the students dropped the class. A) Statistic B) Parameter Identify which type of sampling is used. To avoid working late. a quality control analyst simply inspects the rst 100 items produced in a day. A) Systematic B) Stratied C) Convenience D) Cluster B) Simple Random Identify which type of sampling is used. The name of each contestant is written an a separate card. the cards are placed in a bag. and three names are picked from the bag. A) Simple Random B) Cluster C) Convenience D) Stratied E) Systematic Determine whether the given value is a discrete or continuous variable. People are asked to state how many times in the last month they visited their family doctor. A) Continuous B) Discrete Determine which of the four levels of measurement is most appropriate. Students' grades. A. B, or C. on a test. A) Interval B) Nominal C) Ordinal D) Ratio