For the next three questions, you will have to complete the work on a separate paper to show your work and present your answer. After you have completed each question, hold up your work the webcam. Once you have submitted the test, an assignment will be available for you to submit your work via scan/photo.

A random sample of forty-eight 200-meters swims has a mean time of 3.12 minutes with a standard deviation of 0.09 minutes. Construct a 98% Confidence interval for the population mean time of 200 -meters swims. Show your work. Do not submit your work here. Hold up your work to the webcam when you are done. Once you have submitted the test, you will upload your work on a separate assignment which will unlock after completing this test.

Find the critical value for a confidence level of and

For the stem and leaf plot below, what is the range of the data set?

For a two-tailed test for the population mean

Find the critical values for a right tail test, with alpha=0.10 and n = 7

Recently a study of fans attending the New York Mets games was conducted. One of the variables for which data were collected from 500 fans surveyed was the miles from home to the stadium. The data for this variable were organized into 5 classes and a frequency distribution was developed. The first class contained 193 fans and was for those traveling between 0 and 5 miles. Based on this information, the relative frequency for the first class was:

In testing a claim about the population mean

The data set represents the number of movies that a sample of 24 people watched in a year. 121 148 94 142 170 88 221 106 186 85 18 106 67 149 28 60 101 134 139 168 92 154 53 66 Construct a frequency distribution table for the data set using 6 classes, including the frequency, relative frequency and cumulative frequency Display the data using the ogive graph. Show your work. Do not submit your work here. Hold up your work to the webcam when you are done. Once you have submitted the test, you will upload your work on a separate assignment which will unlock after completing this test.

For the next five questions, you will have to complete the work on a separate paper to show your work and present your answer. After you have completed each question, hold up your work the webcam. Once you have submitted the test, an assignment will be available for you to submit you work via scan/photo.