What percentage of the magnesium data falls between 4.5 and 7.5? ChemicalIronMagnesiumRomano-British Pottery Samples1 234 5 6 7 8Composition %

Answered: What percentage of the magnesium data…

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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Consider the five-number summary of hourly wages ($) for a sample of sales managers. Min: 20.94 Q1: 37:64 Median: 77 Q3: 49.34 Max: 67.11 What is the IQR?
Example 5 The highlights of the Railway budget for 1983-84 are as follows. The actual gross traffic receipts for 1981-82 was Rs. 3,538.24 crores. The Budget Estimates for 1982-83 in regard to Gross traffic receipts was Rs. 4,171.8 crores and the revised Budget Estimate for 1982-83 for the above item is Rs. 4,375.79 crores respectively. Whereas the budget estimates for 1983-84 for Gross traffic receipts is Rs. 5,343.63 crores, the actual total working expenses and the net railway revenue for 1981-82 were Rs. 3,182.05 crores and Rs. 403.1 crores respectively. The Budget Estimates and Revised Budget Estimates for 1982-83 in respect of total working expenses are Rs. 3,700.90 crores and Rs. 3,892.28 crores respectively. Whereas the corresponding estimates for 1982-83 in respect of net-railway revenue are Rs. 510.91 crores and Rs. 533.4 crores respectively, the estimated budget on total working expenses and net railway revenue for 1983-84 exceed the actuals for 1981-82 by Rs. 1,338.72 crores…
What Percentage of deaths occurred after 2006?
In the General Social Survey, respondents were asked whether they favor cuts in governmental spending. Here is the output summarizing this variable: Statistics CUTS IN GOVT SPENDING. Valid 1375 Missing 1492 Mean 2.24 Median 2.00 Mode Percentiles 25 1.00 50 2.00 75 3.00 CUTS IN GOVT SPENDING. Cumulative Frequency Percent Valid Percent Percent Valid STRONGLY IN FAVOR 413 14.4 30.0 30.0 IN FAVOR 471 16.4 34.3 64.3 NEITHER 294 10.3 21.4 85.7 AGAINST 143 5.0 10.4 96.1 STRONGLY AGAINST 54 1.9 3.9 100.0 Total 1375 48.0 100.0 Missing JAP 1477 51.5 DK 7 .2 NA 8 3 Total 1492 52.0 Total 2867 100.0 Which of the following is TRUE for this variable? The median is 2 The mean is not appropriate for this variable The mean is 2.24 V The median is IN FAVOR The mode is IN FAVOR The mode is 2 O The median is not appropriate for this variable
Imagine that the figure below represents two means with their respective 95% Cls in a paired design. Either use this information to estimate the (approximate) p-value or explain why this is not possible.
50part-time students were asked how many courses they were taking this term. The (incomplete) results are shown below: # of Courses Frequency Relative Frequency Cumulative Frequency 16 0.32 17 3. a. Complete the table. b. What percent of students take exactly one course? Submit Question 2.
Yes, because 0.089 = (0.3)(0.158) No, because 0.089 ≠ (0.3)(0.158) Yes, because 0.047 = (0.3)(0.158) No, because 0.047 ≠ (0.3)(0.158)
Suppose that out of 10,351 convicts who escaped from U.S. prisons, only 7767 were recaptured. Let p represent the proportion of all escaped convicts who will eventually be recaptured. Find a point estimate for p. Round your answer to four decimal places.
3.4.2 2. Find the following z-scores: a. Za10 b. Zo975 c. Z,005 0.15 e. Z30 "0.80 f. Z 0.30
true or false: If a 90% CI for the difference between two means is calculated to be [ 6.2, 9.6] then in words this is interpreted as the 90% of the time the true population difference in means will be between 6.2 and 9.6
Joshua went to a doctor's appointment yesterday. He was weighed and the paperwork said that his weight put him in the 35th percentile for weight. This means that for all [gender] that were weighed at the same [age], [per]% of them weighed [compare] Joshua. Question options: [gender] boy [gender] girls [gender] all kids [age] day [age] week [age] age [per] 35 [per] 65 [compare] more than [compare] less than [compare] the same as
The time it takes an employee to package the components of a certain product is normally distributed with ? = 7.5 and ? = 1.5 minutes. As an incentive, management has decided to give a bonus to the 25% of employees who took the shortest amount of time to package the components. Find the amount of time taken to package the components that will indicate that an employee should get a bonus. (Round your answer to two decimal places.) An employee must package components in a time minutes.

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