Calculate the mean from the following series and applyCharlier's accuracy check.W'eekely wagesNo. of workersBelow 10510-301030-602060-10030100-15020above 15015

Given information: The frequency distribution of weekly wage workers is given.

Answered: Calculate the mean from the following…

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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Use the central limit theorem to find the mean and standard error of the mean of the indicated sampling distribution. Then sketch a graph of the sampling distribution. The per capita consumption of red meat by people in a country in a recent year was normally distributed, with a mean of 120 pounds and a standard deviation of 39.9 pounds. Random samples of size 18 are drawn from this population and the mean of each sample is determined. H = o: = (Round to three decimal places as needed.) Sketch a graph of the sampling distribution. Choose the correct graph below. OA. O B. Oc. OD. -110.6 9.4 129.4 101.2 120 138.8 -350.6 9.4 369.4 91.8 120 148.2 Click to select your answer(s). P Type here to search 11:24 AM 2/1/2021 Home End
From the data given below find the number of items (n): r= 0.5 , Σxy = 120 , σy = 8 , ΣΧ-90 Where x and y are deviations from arithmetic mean.
Calculate the z-value for a mean for the following p̂= 0.250p0 = 0.350n = 10
Allie is a instacart shopper who estimates that their grocery shopping for deliveries are uniformly distributed between 1 and 6.5 hours find the standard deviation
An author claimed that his annual book sales increased after the year 2000. Past data indicates that the average annual sales for his books are Php 200 M (200 million pesos). The data for the annual sales are normally distributed as shown (in million peso): 2000: 50 2001: 782006: 4002011: 1892016: 83 2002: 3002007: 2902012: 2052017: 132 2003: 2502008: 932013: 3722018: 173 2004: 2002009: 1522014: 4262019: 195 2005: 1852010: 2372015: 252020: 450 Are the author's words true at 98% confidence? In your complete solution, state the null and alternative hypothesis and the complete calculation of test statistic.
Suppose that delivery cars arrive randomly at a restaurant with an exponentially distributed inter-arrival times with a mean of 0.1 hours. It is given that it takes a restaurant employee 4 minutes - on average to prepare the order with a standard deviation of 2 minutes Spe that delivery drivers are paid $10 per hour. Calculate the average cost per hour of driverS waiting for their orders to be prepared. Select one: O A. 8.33 O B. 8.25 O C. 12.50 O D. None O E. 8 Next page

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Calculate the mean from the following series and apply Charlier's accuracy check.