Answered: What type of data is "U.S. state"? * A)…

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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11) The statistics professor has kept attendance records and recorded the number of absent students per class. The recorded data is displayed in the following bar chart with the frequency of each number of absent students shown above the bars. Frequency 45 40 35 30 25 20 15 10 5 0 9 42 22 ili 13 0 1 2 3 4 A) 8 B) 13 C) 22 D) 43 5 Number of Students Absent per Class How many statistics classes had three or more students absent? 8
What was the average (arithmetic mean) amount of money,rounded to the nearest dollar, raised by S.A.D.D each year? A) $300 B) $350 C) $400 D) $450 What was the average (arithmetic mean) amount of money, d to the nearest dollar, raised by all the clubs in 1996? A) $333 B) $350 C) $367 D) $426
In a survey called The General Social Survey (GSS), the individual American adults selected to respond to the survey are called the ____________. a) cases b) variables c) statistics d) data
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Suppose you have a data set that includes the values 20,30, and 50. If you add a fourth value to this data set, and after doing that the mean of the data set is 50, what was the value that you added? a) 20 b) 40 c) 50 d) 100
What type of variable ( nominal or ordinal) is class?
Compute the A.) mean B.) Median C.) Mode
Assume that you are employed by a mobile phone company and you want to characterize costumers on the basis of their mobile-phone activity. Which type of network would be most useful for representing the mobile-phone data of your company? Select one: a. Directed,Unweighted b. Directed,Weighted c. Simple d. Undirected, Weighted
V SE 30 Number of Students 2.5 A 15 10 1 S 0 5 10 1 1 A 15 3 20 25 24 30 Grade 28 SUBMIT QUESTION 35 LD 40 25 45 SAVE PROGRESS 50 55 SUBME
The level of water usage of 250 houses was rated in a survey as low, medium or high and the size of the houses as small, standard or large. The variables,level of water usage and size of house, as recorded in this survey, are a. both numerical variables. b. both categorical variables. c. neither numerical nor categorical variables. d. numerical and categorical variables respectively.
The table shows the population and land area for different islands which island has the greatest population
The numerical measure of a data set that represents the "middle value" which separates the data into two equally sized groups, with the same number of data values below this measure and the same number of data values above this measure, is called the __________ of the data set. A) Mean B) Median C) Mode

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What type of data is "U.S. state"? * A) Categorical, Nominal B) Categorical, Ordinal C) Numeric, Discrete D) Numeric, Continuous