A newspaper reported that 50% of people say that some coffee shops are overpriced. The source of this information was a telephone survey of 40 adults. a. Identify the population of interest in this study b. Identify the sample for the study. c. Identify the parameter of interest in the study. d. Find and interpret a 99% confidence interval for the parameter of interest Comee shopS a telephone survey newspapers c. Identify the parameter of interest. Choose the ect answer below. ps Sample r rtion of who sav that como coffoe.ebene.aroavamriced are overpriced survey conducten initely recommens botel PηορdπίΟ1ΤΟraαυ Pops aC overpnced ces as needed.) d. The 99% confidence interval for the parameter of interest is (Round to two decimal places as needed.) Vi () More Enter your answer in the edit fields and then click Check Answer. 1part remaining Clear All Check Answer a ere to search

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Ratios

A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.

Trigonometric Ratios

Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.