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MA260 Statistical Analysis Online Exam 2 Answers (Ashworth College)

MA260 Statistical Analysis Online Exam 2 Answers (Ashworth

MA260 Statistical Analysis Online Exam 2 Answers (Ashworth College) BUY HERE⬊ 60-statistical-analysis-online-exam-2- answers-ashworth-college/ MA260 Statistical Analysis Online Exam 2 Answers (Ashworth College) 1. The data below are the numbers of hours of homework done as reported by 24 high school juniors for the last week in September, 2006. 6, 5, 6, 4, 6, 6, 9, 7, 6, 3, 8, 5, 5, 8, 6, 5, 8, 6, 5, 7, 5, 8, 7, 4 Using bins of 2 hours width, which relative frequency histogram represents the data? 2. Identify the class that has had the greatest percentage increase with respect to its initial percentage over the five decades. 3. The time series line chart below shows the prices of a volatile stock from January 1999 to December 1999. Between which two consecutive months did the price of the stock drop by the greatest percentage? 4. The following dot plot represents the ages of the people in a sample selected from a group of campaign volunteers. How many people were in the sample? 5. The data below represent the results of a poll in which the following questions was asked: "To what degree are you satisfied with your current health insurance?" Which pie chart below represents the given data set? Very 14.5% Somewhat 26.3% Not at all 36.8% No opinion 22.4% 6. Alan tossed a die 50 times and obtained the results shown in the dot plot below. How many times did he roll an even number? 7. Which line chart below represents the data? 8. Find the original data from the stem–and–leaf plot. Chart not shown did not transfer 9. Identify the utility that has its smallest percentage of the total bill in March. 10. The histogram below shows the ages of the actors who won the Academy Award for best actor from 1970 to 2006. How many of the award winners were 50 years old or older at the time they won their Oscar? 11. A machine is supposed to fill juice bottles with 16 fluid ounces of juice. The manufacturer picks a sample of bottles that have been filled by the machine and determines the volume of juice in each bottle. The results are shown in the stem–and–leaf diagram below. The leaf unit is 0.1.How many bottles had exactly 16 fluid ounces (to the nearest 0.1 ounce)? 12. The stem-and-leaf plot below shows the weights in pounds of halibut caught on an Alaskan fishing boat for one day. List all of the original weights. 13. The table shows the price of a volatile stock from the months January 1999 through December 1999 as determined by the closing price on the last trading day of the month. The price is rounded to the nearest dollar. Which time series line chart represents the data?

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