Tri-State Bank is investigating the processing time for loan applications. Samples were taken for 25 random days from fourbranches. These data can be found in the table below.DayBranch 1Branch 2Branch 3Branch 4DayBranch 1Branch 2Branch 3Branch 478 9 10 11 12 1328 14 11 26 26 20 26 1310 24 1525 20 22 28 25 29 20 35 33 22 31 26 23812 319 12 2142415 13 18 1413 224 14 12 75 6916 14 19 29 18 913an1122 18~ co81415 16 17 18 19 2024 2510 30 24 1012 11 31 23 723 924 30 12 22 31 20 3315 22 23 23 6 9 11 19 17 21 22 5918 20 815 2518 37 4412 14 18 10 20 13 912 32What is the overall mean? Do not round intermediate calculations. Round your answer to three decimal places.21 22 1921 22 23What is the average range? Do not round intermediate calculations. Round your answer to three decimal places.Compute the control limits for x- and R-charts. Use the control chart factors in Appendix B to answer the questions. Do notround intermediate calculations. If your answer is zero, enter "0". Round your answers to three decimal places.For the x-chart: What is the average range? Do not round intermediate calculations. Round your answer to three decimal places.Compute the control limits for x- and R-charts. Use the control chart factors in Appendix B to answer the questions. Do notround intermediate calculations. If your answer is zero, enter "0". Round your answers to three decimal places.For the x-chart:LCLx:UCLX:For the R-chart:LCLR:UCLR:

Given data: Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Branch 1 19…

Answered: Tri-State Bank is investigating the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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SJS Travel Agency, a nation wide local travel agency, offers special rates on summer period. The owner wants additional information on the ages of those people taking travel tours. A random sample of 50 customers taking travel tours last summer revealed these ages. 18 29 37 42 47 49 53 57 61 67 19 31 38 44 48 50 54 58 62 68 24 34 39 45 48 51 54 58 63 70 27 36 39 46 48 51 55 59 64 74 28 36 40 46 49 52 56 60 66 77 C. Determine the D1, D2, D3, D4 of the frequency distribution and construct the graph.
Statement I. One way ANOVA will be utilized. Statement II. We are dealing with uncorrelated sample means. Statement III. We are dealing with correlated sample means. Statement IV. N is equal to 15. * Treatments Participant No Phone Hand-Held Hands-Free 1 4 1 2 3 1 2 3 6. 3 2 4 3 1 5 4 "Hypothetical data from an experiment examining driving performance under three telephone conditions. Statements I, Il are TRUE Statements I, II, I are FALSE Statements I, I, IV are TRUE O None of the above
Construct a stem-and-leaf plot for the following
In order to compare two statistics textbooks, Mr.Marin recommends one book to one class and another book to another class. At the end of the year the classes are each examined; the results out of 100 marks are detailed below.Textbook 144 52 95 76 13 94 83 72 55 81 22 25 64 72 35 48 56 59 84 98 84 21 35 69 28Textbook 265 72 48 63 68 59 68 62 75 79 81 72 39 55 58 52 82 79 55 64 53 58 59 64 66 68 42 37(i) Calculate the mean and standard deviation for each class. (ii) Which class performed better?(iii) Which class was more consistent? (iv) Compute the coefficient of variation for each class. Comment on the results.(v) Construct a stem and leaf for each class.(vi) Compute their lower quartile, upper quartile, interquartile range and median for each class.(vii) Using a graph paper, draw a box and whisker plot for each class. Showing all parameters. Commenting on the distribution of the data set. Hence indicate whether there are outliers.
The annual update of U.S. Overseas Loans and Grants, informally known as the “Greenbook,” contains data on U.S. government monetary economic and military assistance loans. The following table shows military assistance loans, in thousands of dollars, to a sample of 10 countries, as reported by the U.S. Agency for International Development. 102, 69, 280, 180, 33, 89, 1643, 205, 177, 695 The sample size is needed in order to obtain a 95% margin of error of no more than 100 is
A researcher wants to investigate whether the education level is related to his or her place of residence. Hundred's people were selected randomly. The results are given as follow. Area * Education Level Crosstabulation Education Level Bachelor's SPM Diploma Degree Total Area Urban Count 22 10 18 50 Expected Count 25.0 8.0 17.0 50.0 Rural Count 28 16 50 Expected Count 25.0 8.0 A 50.0 Total Count 50 16 34 100 Expected Count 50.0 16.0 34.0 100.0 Chi-Square Tests Value df Pearson Chi-Square в 2 Likelihood Ratio 1.850 2 Linear-by-Linear Association .778 1 N of Valid Cases a. O cells (0.0%) have expected count less than 5. The 100 minimum expected count is 8.00. a) State a reason of choosing the Chi-Square Test of Independence for this study. b) Calculate the values of A and B. c) At the 5% significance level, test whether education level is associated to his or her place of residence.
5. Generally, two types of data may be collected from sampling at an inspection point. These two types of data are A. constant and conditional data. B. variable and conditional data. C. constant and attribute data. D. variable and attribute data Mark for review Will be highlighted on the review page) Nest Questio
Student 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 n y s Reading time 5 7 15 12 8 7 10 11 9 13 10 6 11 8 10 8 7 6 11 8 20 9.10 2.573 Comprehension 60 76 76 90 81 75 95 98 88 73 90 66 91 83 100 85 76 69 91 78 20 82.05 10.88 Using the reading comprehension data, is there significant evidence that the reading program would produce for incoming freshmen a mean comprehension score greater than 80, the statewide average for comparable students during the previous year? Determine the level of significance for your test. Interpret your findings.
SIS Travel Agency, a nation wide local travel agency, offers special rates on summer perlod. The owner wants additional information on the ages of those people taking travel tours. A random sample of 50 customers taking travel tours last summer revealed these ages. 18 29 37 42 47 49 53 57 61 67 19 31 38 44 48 50 54 58 62 68 24 34 39 45 48 51 54 58 63 70 27 36 39 46 48 51 55 59 64 74 28 36 40 46 49 52 56 60 66 77 B. Determine the P15, P22, , P55, P77 of the frequency distribution and construct the graph.
5) The following table shows that the students in Diploma program, Degree program, other program, Student's favorite module English, Student's favorite module Mathematics, Student's favorite module Computer, Student's favorite module Statistics, full time and part time students from your collected data at MEC. Students Student's Student's Student's Full Time Part Time Student's favorite favorite favorite favorite module module module module English Mathematics Computer Statistics Diploma program Degree program Other program A student selected at random, what is the probability that. a. the selected student is from Degree program. b. the selected student is from the Diploma program and full time. c. the selected student is from Student's favorite module Mathematics given that Degree program.
Complete the stemplot for the following data. 29 27 19 25 10 21 33 23 38 15 23 30 13 19 23 13 22 38 28 24 31 29 42 22 46 19 13 28 45 23 1# | 033359992# | 122333345788993# | 013884# |
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