(d) X = the length of a randomly selected rattlesnakeDescribe the set of possible values for the variable.О0, 1, 2, 3, ...O [0, 0)O (0, 0)О 1, 2, 3, ...State whether the variable is discrete.O discreteO not discrete(e) Z = the sales tax percentage for a randomly selected amazon.com purchase, where n = the total number of possible sales tax percentages for online purchasesDescribe the set of possible values for the variable.O [0, z,]O z, Z2, Z31 ..., ZnО 1, 2, 3, ..., пO [0, n]State whether the variable is discrete.O discreteO not discrete(f) Y = the pH of a randomly chosen soil sampleDescribe the set of possible values for the variable.О 1, 2, 3, ..., 14О (0, 14]O [0, 14]О0, 1, 2, 3, ., 14State whether the variable is discrete.O discreteO not discrete

Answered: (d) X = the length of a randomly…

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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b) Below are the no of customers, visiting a local Tesco Express, in the first week of holiday season. The store manager would like to avoid stock out in the busy period. Provide forecast of sales on Saturday next week, using 3 point moving average and seasonal variation. Assume same seasonal variation next period. 3 Point Moving Seasonal Week days Customers Average Variation Monday Tuesday Wednesday Thursday Friday Saturday Sunday (i) (ii) 1,525 1,352 1,250 1,400 1,515 1,815 1,750 Calculate daily trend, all rounded to units Calculate sales value trend in next turday, all rounded to units
4
1) Identify the type and level of data the the variable of "Salary" a. Quanlitative, Nominal b. Quanlitative, Ordinal c. Quantitative, Continuous, Interval d. Quantitative, Coutinous, Ratio e. Quantitative, Discrete, Interval f. Quantitative, Discrete, Ratio 2) Identify the type and level of data the the variable of "NumEmpl" a. Quanlitative, Nominal b. Quanlitative, Ordinal c. Quantitative, Continuous, Interval d. Quantitative, Coutinous, Ratio e. Quantitative, Discrete, Interval f. Quantitative, Discrete, Ratio 3) Identify the type and level of data the the variable of "Margin" a. Quanlitative, Nominal b. Quanlitative, Ordinal c. Quantitative, Continuous, Interval d. Quantitative, Coutinous, Ratio e. Quantitative, Discrete, Interval f. Quantitative, Discrete, Ratio
4. Lexicographic preference >, is defined as (æ4, y^) >L (xB,yB) if either x4 > xB or x4 = xB and y4 > yB. (a) What is an indifference curve for Lexicographic >L? (b) Illustrate that Lexicographic preference >L is not continuous.
What is the sum of the three missing values in the table below? > cf Class Intervals Frequency Class Mark
5. Classify the information as nominal, ordinal, interval or rational. A hospital maintains the following information on each patient: * date of last admission * weight (in lbs.) during the last admission * height (in inches) during the last admission * date of birth * insurance company employer * home address cell phone number * civil status * tax identification number
4. Nina had the following positive numbers: 7x, 12x, 5x, 8x, x and 4x where x is a positive integer. The median of these numbers was 72. a) Show that the value of x is 12 (be careful, simple). b) Using the value of found in 'a', calculate the mean of these nu bers
I forgot with the b’ mean and how to solve when it adds that
X = factorial(3) def factorial(n): if n == 1:return 1else:return n* factorial (n-1) def factorial(n):if n== 1: return 1else: 2return n * factorial(n-1) def factorial(n):if n==1: return 1 else:return n* factorial (n-1) Provide a relationship with the domain subset of the integers that is proven using mathematical induction
The numbers of students in the 10 schools in a district are given below. (Note that these are already ordered from least to greatest.) 204, 250, 255, 262, 274, 311, 369, 381, 389, 415 Send data to calculator Suppose that the number 204 from this list changes to 304. Answer the following. (a) What happens to the mean? It decreases by U O It increases by O It stays the same. (b) What happens to the median? O It decreases by O It increases by O It stays the same.
19
Which one of the following are the class boundaries for the class interval of ’20.75-30.25’? a. 19.745 – 30.255 b. 19.745 – 30.745 c. 20.555 – 30.555 d. 20.745 – 30.255

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