Which of the following is on an ordinal scale but not interval or ratio scale? a. Temperature measured in Fahrenheit b. Number of AA batteries used in a year c. Cups of coffee drank per day d. Placement in a race   2. Which of the following is on an interval scale but not a ratio scale? a. Calendar years (e.g., year 2010, 1999, 1792, etc.) b. Number of jobs people have had c. Amount of money in dollars invested in a stock d. the time of day on a 12- or 24-hour clock   3. Interval and Ratio scales both lead to obtaining what type of data? a. Quantitative b. Qualitative c. Descriptive d. Inferential

A new industrial oven has just been installed at Piatt Bakery. To develop experience regarding the oven temperature, an inspector reads the temperature at four different places inside the oven each half hour starting at 8:00 a.m. The last reading was at 10:30 a.m., for a total of six samples. The first reading, taken at 8:00 a.m., was 350 degrees Fahrenheit. (Only the last two digits are given in the following table to make the computations easier.) Time 8:00 a.m. 8:30 a.m. 9:00 a.m. 9:30 a.m. 10:00 a.m. 10:30 a.m. 1 50 51 53 5555 LCL UCL 50 55 58 Reading 2 47 55 48 50 48 44 3 49 55 33 57 49 49 Click here for the Excel Data File 4 53 ܗ ܗ ܗ ܟ ܗ 44 64 51 47 51 a. On the basis of this initial experience, determine the control limits for the range. (Leave no cells blank - be certain to enter "0" wherever required. Round your intermediate calculations and final answers to 2 decimal places.)

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State, whether the quantity described, is a parameter or a statistic and give the correct notation. The proportion of all college students in the US, using data from the US Census.   A. It is neither a parameter nor a statistic. The notation is alfa.   B. It is a sample statistic. The notation is x-bar.   C. It is a population parameter. The notation is p.