Compute by Fisher's Index Formula, the quantity index from the data given below : Commouity Price Value Price A Value 10 100 B 8 96 16 96 14 98 12 36 10 40
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- Spacers are manufactured to the mean dimension and tolerance shown in Figure 29-12. An inspector measures 10 spacers and records the following thicknesses: 0.372" 0.376" 0.379" 0.375" 0.370" 0.373" 0.377" 0.378" 0.371" 0.380" Which spacers are defective (above the maximum limit or below the minimum limit)? All dimensions are in inches.The following data has been collected on the interarrival times of patients to an emergency department: 3.772, 1.761, 0.743, 15.988, 0.412, 7.541, 6.900, 3.447, 7.024, 1.061, 5.449, 0.309, 0.766, 4.807, 8.143, 0.093, 9.524, 0.012, 4.634, and 0.195 minutes. Estimate the squared coefficient of variation of the arrival process. Is the arrival process likely to be Poisson? Why or why not? Estimate the arrival rate?In a particularly small region in the Philippines, the consumer price index C depends on
- Construct index number of price from the following data byapplying: Marshall-Edgeworth’s methodand comment on the results. Commodity Price Quantty Price QuanttyA 2 8 4 6B 5 10 6 5C 4 14 5 10D 2 19 2 13The following data represent the monthly phone use, in minutes, of a customer enrolled in a fraud prevention program for the past 20 months. The phone company decides to use the upper fence as the cutoff point for the number of minutes at which the customer should be contacted. What is the cutoff point? 510398398515357327480491308408483394320338463321374307538409To test whether the mean time needed to mix a batch of material is the same for machines produced by three manufacturers, the Jacobs Chemical Company obtained the following data on the time (in minutes) needed to mix the material.
- Kaitlyn measures the upload speed in megabits per second of her home broadband internet connection during peak hours and off-peak hours. The results are provided in the accompanying table. Peak Off-Peak 5.83 5.14 6.05 6.80 7.14 6.98 3.54 5.77 5.45 7.27 5.90 6.62 5.81 6.19 4.82 6.08 6.37 6.59 4.65 5.58 5.30 7.41 6.48 6.26 5.96 6.37 5.79 6.31 6.84 6.55 5.06 4.95 5.61 7.03 6.45 6.77 Examine the results of Kaitlyn's test to determine the statements that compare the medians and interquartile ranges of the data sets to each other in terms of this situation. Select the two correct answers. The median upload speed during peak hours is 5.905 megabits per second, which is less than the median upload speed during off-peak hours, 7.005 megabits per second. The upload speeds during peak hours are slower on average compared to off-peak times. The median upload speed during peak hours is 6.37 megabits per second, which is greater than the median upload speed during…Construct index number of price from the following data byapplying: 1)Paasche’s method Commodity Price Quantty Price QuanttyA 2 8 4 6B 5 10 6 5C 4 14 5 10D 2 19 2 13Construct index number of price from the following data byapplying: a ) Laspeyre’s method Commodity Price Quantty Price QuanttyA 2 8 4 6B 5 10 6 5C 4 14 5 10D 2 19 2 13
- Use the following price information for selected items for 2010 and 2018. Production figures for those two periods are also given. Price Quantity Item 2010 2018 2010 2018 Aluminum (cents per pound) $ 0.82 $ 0.86 1,000 1,200 Natural gas $ per million BLA 4.37 2.99 5,000 4,000 Petroleum (barrel) 71.21 58.15 60,000 60,000 Platinum (troy ounce) 1,743.60 1,292.53 500 600 Determine Fisher's ideal index for 2018 using 2010 as the base period. (Round your answer to 2 decimal places.)The following data on sale price, size, and land-to-building ratio for 10 large industrial properties appeared in a paper. Property Sale Price(millionsof dollars) Size(thousandsof sq. ft.) Land-to-BuildingRatio 1 10.5 2167 2.1 2 2.6 750 3.4 3 30.6 2421 3.7 4 1.9 223 4.7 5 20.1 3916 1.7 6 8.1 2865 2.3 7 10.2 1699 3.2 8 6.6 1047 4.9 9 5.7 1107 7.5 10 4.4 405 17.3 (a) Calculate the value of the correlation coefficient between sale price and size. (Give the answer to three decimal places.)r = (b) Calculate the value of the correlation coefficient between sale price and land-to-building ratio. (Give the answer to three decimal places.)r = (c) If you wanted to predict sale price and you could use either size or land-to-building ratio as the basis for making predictions, which would you use? 1 - Size 2 - Land-to-building ratio (choose either 1 or 2 as the answer). (d) Based on your choice in Part (c), find the equation of the least-squares…The following data represent the concentration of organic carbon collected from mineral soil. (Data is already organized in ascending order … smallest to largest) 3.02 7 8.5 10.74 16.92 3.79 7.11 8.5 10.89 17.9 3.91 7.31 8.79 11.33 17.99 3.99 7.45 9.1 11.56 21 4.6 7.66 9.11 11.72 21.4 4.71 7.85 9.29 11.72 21.82 4.8 7.9 9.6 11.8 22.62 4.85 7.92 9.81 11.97 4.9 8.05 10.3 12.57 5.5 8.37 10.72 12.89 Compute the quartiles. Q1 is ____ (blank), Q2 is ____ (blank) , and Q3 is ____ (blank) Quartiles are data values that separate your data set into ____ (blank)equal parts. TRUE or FALSE Q2 is another name for the median