5. Fit y = a, using a saturation-grov B, +x 1 0.1 2 0.75 3 1.1 4 1.2 5 1.5 1.85
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- The number of (large) inclusions in cast iron follows a Poisson distribution with a mean of 2.5 per cubic millimeter. Approximate the probability that more than 2440 inclusions occur in a cubic centimeter.The sales of a product during the last four years were 860, 880, 870 and 890 units. The forecast for the fourth year was 876 units. If the forecast for the fifth year, using simple exponential smoothing, is equal to the forecast using a three period moving average, what is the value of the exponential smoothing constant?A chemical engineer desiring to study the evaporation rate of water from brine evaporation beds obtained data on the number of inches of evaporation in each of 55 July days spread over 4 years. The data are given in the following stem and leaf plot, which shows that the smallest data value was 0.02 inch, and the largest 0.56 inch. Stem Leaf 0.0 2, 6 0.1 1, 4 0.2 1, 1, 1, 3, 3, 4, 5, 5, 5, 6, 9 0.3 0, 0, 2, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 5, 6, 6, 7, 8, 9 0.4 0, 1, 2, 2, 2, 3, 4, 4, 4, 5, 5, 5, 7, 8, 8, 8, 9, 9 0.5 2, 5, 6 Find the: a) sample mean; b) sample median; c) sample standard deviation of these data. d) Do the data appear to be approximately normal? e) What percentage of data values are within 1 standard deviation of the mean?
- Needs Complete typed solution with complete explanation and 100 % accuracy.Each main bearing cap in an engine contains four bolts. The bolts are selected at random,without replacement, from a parts bin that contains 30 bolts from one supplier and 70 boltsfrom another.(a) What is the probability that a main bearing cap contains all bolts from the samesupplier?Using the figures in Table 1, forecast the number of surgeries in year 9 using a 3-year moving average and exponential smoothing using an alpha of 0.20and assuming that the forecast for period 8 is 750
- A HSS tool is used to turn a steel workpart that is 300 mm long and 80 mm in diameter. The parameters in the Taylor equation are: n = 0.13 and C = 75 (m/min) for a feed of 0.4 mm/rev. The operator and machine tool rate = $30.00/hr, and the tooling cost per cutting edge = $4.00. It takes 2.0 min to load and unload the workpart and 3.50 min to change tools. Determine: Tutting speed for maximum production rate, Tool life in min of cutting, and Cycle time and cost per unit of product. determine cutting speed for minimum cost.Flow Characteristics (Entrance flow) Why was not the linear regression applied to all of the data?(it shouldnot have needed to be applied to all data?A high-speed steel tool is used to turn a steel workpart that is 295 mm long and 75 mm in diameter. The parameters in the Taylor equation are: n = 0.15 and C = 80 (m/min) for a feed of 0.5 mm/rev. The operator and machine tool rate = $29.00/hr, and the tooling cost per cutting edge = $3.90. It takes 2.1 min to load and unload the workpart and 3.40 min to change tools. Determine (a) cutting speed for maximum production rate, (b) tool life in min of cutting, and (c) cycle time and cost per unit of product (d) cutting speed for minimum cost and tool life in min of cutting
- Needs Complete typed solution with complete explanation and 100 % accuracy. Don't use chat gpt or any ai1.Calculate Mean ,Median ,standard deviation and variance for measurement sets A, B and C SET A :398 ,420, 394, 416, 404, 408 ,400, 420 ,396, 413 ,430. • SET B:409 406 402 407 405 404 407 404 407 407 408 SET C:409 406 402 407 405 404 407 404 407 407 408 406 410 406 405 408 406 409 406 405 409 406 407Given: N=3,000, n1=200, c1=10, r1=14, n2=300, c2=20, r2=21. Write the formula of the probability of acceptance. If a certain lot with 2.0 % non-conforming, what is the probability of rejecting the lot during the second sampling?