From the following data relating to average prices of a commodity computethe index numbers with 1989 as base and recast the indices thus obtained byshifting the base to 1993 by both the direct and short-cut methods.1996 1997 | 19981994 199582Year :19891990199119921993Prices:506062657578848890CS Scanned with CamScanner

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Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter29: Tolerance, Clearance, And Interference

Section: Chapter Questions

Problem 16A: Spacers are manufactured to the mean dimension and tolerance shown in Figure 29-12. An inspector...

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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.
Find the 20%20% trimmed mean of the following data. If necessary, round to one more decimal place than the largest number of decimal places given in the data. Rate of Fatal Alcohol Impaired Car Crashes per 100100 Million Vehicle Miles of Travel 0.280.28 0.300.30 0.310.31 0.350.35 0.370.37 0.370.37 0.380.38 0.390.39 0.410.41 0.410.41 0.450.45 0.460.46 0.540.54 0.550.55 0.560.56 0.580.58 0.660.66 0.660.66 0.690.69 0.770.77 Copy Data
The Panama Railroad Company was established in 1850 to construct a railroad across the isthmus that would allow fast and easy access between the Atlantic and Pacific oceans. The following table (The Big Ditch, Mauer and Yu, 2011) provides annual returns for the stock from 1853 through 1880. Using geometric mean for part b
Find the mean for the following frequency tables. (Round your answers to one decimal place.) (a) Grade Frequency 49.5–59.5 2 59.5–69.5 3 69.5–79.5 8 79.5–89.5 10 89.5–99.5 5 (b) Daily Low Temperature Frequency 49.5–59.5 51 59.5–69.5 31 69.5–79.5 15 79.5–89.5 1 89.5–99.5 0 (c) Points per Game Frequency 49.5–59.5 14 59.5–69.5 30 69.5–79.5 15 79.5–89.5 20 89.5–99.5 2
Construct 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
Calculate the appropriate measure of skewness from the following distribution. Monthly income Upto 100 100-150 151-200 201-300 301-500 501-750 751-1000 1000 & above Frequency 9 51 120 240 136 33 9 2
Consider the following data. Period Rate of Return (%) 1 - 5.8 2 - 7.8 3 - 4.2 4 2.2 5 5.4 What is the mean growth rate over these five periods (to 2 decimals)? Enter negative value as negative figure.
The following results are from a survey of a sample of people buying ballet tickets, laid out according to the type of seat they purchased and how regularly they attend. Is there a significant relation? (Use the .05level.) Explain your answer to a person who has never taken a course in statistics.

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