Below are the definition of the Population EXCEPT

Containing the observed objects or the outcomes and the resulting data

Analytic study defined as

a study where the conclusions are to be drawn relative to future population

Below are characteristics of dot diagram except

a plot for displaying a large of data

What is Empirical model?

engineering and scientific knowledge of the phenomenon

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Engineering Statistics (Chapter 1)

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Questions 10

Answers

1
Given 42.4, 65.7, 29.8, 58.7, 52.1, 55.8, 57.0, 68.7, 67.3, and 67.3, calculate the sample average
56.78
65.84
55.84
56.48
2
An automobile company analyzes warranty claim data reported by its dealer network. Engineering data to be used?
Restrospective study
Observational study
Enumerative study
Designed experiments study
3
The University wants to predict the success of its UG students in completing their degrees. Data collecting to be used?
random sample
designed experiment study
observational study
retrospective study
4
Graphical display identification of observations lie unusually far from the bulk of the data. Find data presentation
Time series plot
Stem-and-leaf diagram
Histogram
Box plot
5
Below are the definition of the Population EXCEPT
Refer to an entire group of people, objects, events or measurement.
Containing the observed objects or the outcomes and the resulting data
•The entire pool from which a statistical sample is drawn.
The entire collection of objects or outcomes about which data are collected
6
Analytic study defined as
Approach to formulating and solving problems of interest to society
to make conclusion about the population from which the sample was drawn
Observes the process or population during a period of routine operation.
a study where the conclusions are to be drawn relative to future population
7
Below are characteristics of dot diagram except
Allow to see the variability
Allow to see the location
a plot for displaying a large of data
a plot for displaying a small of data
8
An automobile company analyzes warranty claim data to determine potential design problems. The data studies represented?
Analytic study
restrospective study
Enumerative study
random sample
9
How to construct a histogram?
draw a rectangle whose height is the frequency corresponding to x value
all above
plot the frequencies-y axis and x values on the x-axis scale.
determine the frequency (or relative frequency) for each value of x.
10
What is Empirical model?
Observes the process during a period of routine operation.
underlying knowledge of the basic physical mechanism that relates variable
Based on historical process data
engineering and scientific knowledge of the phenomenon

Engineering Statistics (Chapter 1) Flashcards | StudBud