Elements of Statistics--FHSU Virtual College- Problem Set for Unit 1 and Unit 2 (Total 48 questions)
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Sample questions:
| 1. | In each of the following, classify the resulting data variable as qualitative or as quantitative. If quantitative, label as discrete or as continuous. | ||||||||
| a. | The number of students enrolled in MATH 250. | ||||||||
| b. | The height of a randomly selected person. | ||||||||
| c. | The favorite color of students enrolled in MATH 250. | ||||||||
| d. | The high temperature outside today. | ||||||||
| e. | The number of days in this month. | ||||||||
| f. | The length of the room you are currently sitting in. | ||||||||
| 11. | The number of hours worked by 24 FHSU students over the course of one week is given in the table at the right. Create a reasonable frequency table for this data set with exactly six classes. Include a relative frequency column in the table. | ||||
| 7. | With regards to a standard normal distribution complete the following: | ||||
| (a) | Find P(z > 0), the proportion of the standard normal distribution above the z-score of 0. | ||||
| 13. | Suppose that a 95% confidence interval for a population mean μ is constructed from a sample, resulting in the interval from 550 to 650. What was the value of the sample mean that was collected? What was the size of the margin of error? | ||||
13 years ago
Elements of Statistics--FHSU Virtual College- Problem Set for Unit 1 and Unit 2 (Answer to total 48 questions)
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fhsuunit1problemset_answer.xls- fhsuunit2problemset_answer.xls
