Which of the following correctly describes the nature of discrete quantitative variables? They are characteristics possessed by persons or objects, called elementary units, in which we are interested. They can assume values only at specific points on a scale of values, with inevitable gaps between successive observations. When dealing with such variables, we can count all possible observations and, with some exceptions, that count leads to a finite result. both (a) and (c) all of these Identify the following quantitative variables as discrete or continuous. (a) population in a particular area of Canada i) discrete ii) continuous (b) weight of newspapers recovered for recycling on a single day i) discrete ii) continuous (c) time to complete a sociology exam i) discrete ii) continuous (d) number of consumers in a poll of 1000 who consider nutritional labeling on food products to be important i) discrete ii) continuous (e) number of repetitions a powerlifter does on a bench press i) discrete ii) continuous 1) Identify each variable as quantitative or qualitative. (a) amount of time it takes to assemble a simple puzzle i) quantitative ii) qualitative (b) number of students in a grade 1 classroom i) quantitative ii) qualitative (c) rating of a newly elected politician (excellent, good, fair, poor) i) quantitative ii) qualitative (d) province or territory in which a person lives i) quantitative ii) qualitative (e) the number that lands on a dice roll i) quantitative ii) qualitative 1) Which of the following is the best type of chart for comparing two sets of qualitative data? a) a dotplot b) a stem and leaf plot c) a bar chart d) a line chart 1) Which of the following choices is a statement obtained by applying descriptive statistics to an experiment in which the running speed of four dogs, A, B, C, and D, was measured? a) Dog B runs faster than dog C. b) One dog runs at 42 km/h. c) Dogs A and C run at the same speed. d) The average running speed of the four dogs is 28 km/h.

Which of the following correctly describes the nature of discrete quantitative variables? They are characteristics possessed by persons or objects, called elementary units, in which we are interested. They can assume values only at specific points on a scale of values, with inevitable gaps between successive observations. When dealing with such variables, we can count all possible observations and, with some exceptions, that count leads to a finite result. both (a) and (c) all of these Identify the following quantitative variables as discrete or continuous. (a) population in a particular area of Canada i) discrete ii) continuous (b) weight of newspapers recovered for recycling on a single day i) discrete ii) continuous (c) time to complete a sociology exam i) discrete ii) continuous (d) number of consumers in a poll of 1000 who consider nutritional labeling on food products to be important i) discrete ii) continuous (e) number of repetitions a powerlifter does on a bench press i) discrete ii) continuous 1) Identify each variable as quantitative or qualitative. (a) amount of time it takes to assemble a simple puzzle i) quantitative ii) qualitative (b) number of students in a grade 1 classroom i) quantitative ii) qualitative (c) rating of a newly elected politician (excellent, good, fair, poor) i) quantitative ii) qualitative (d) province or territory in which a person lives i) quantitative ii) qualitative (e) the number that lands on a dice roll i) quantitative ii) qualitative 1) Which of the following is the best type of chart for comparing two sets of qualitative data? a) a dotplot b) a stem and leaf plot c) a bar chart d) a line chart 1) Which of the following choices is a statement obtained by applying descriptive statistics to an experiment in which the running speed of four dogs, A, B, C, and D, was measured? a) Dog B runs faster than dog C. b) One dog runs at 42 km/h. c) Dogs A and C run at the same speed. d) The average running speed of the four dogs is 28 km/h.

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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Question

Which of the following correctly describes the nature of discrete quantitative variables?
They are characteristics possessed by persons or objects, called elementary units, in which we are interested.
They can assume values only at specific points on a scale of values, with inevitable gaps between successive observations.
When dealing with such variables, we can count all possible observations and, with some exceptions, that count leads to a finite result.
both (a) and (c)
all of these

Identify the following quantitative variables as discrete or continuous.

(a) population in a particular area of Canada

i) discrete
ii) continuous

(b) weight of newspapers recovered for recycling on a single day

i) discrete
ii) continuous

(c) time to complete a sociology exam

i) discrete
ii) continuous

(d) number of consumers in a poll of 1000 who consider nutritional labeling on food products to be important

i) discrete
ii) continuous

(e) number of repetitions a powerlifter does on a bench press

i) discrete
ii) continuous

1) Identify each variable as quantitative or qualitative.

(a) amount of time it takes to assemble a simple puzzle

i) quantitative
ii) qualitative

(b) number of students in a grade 1 classroom

i) quantitative
ii) qualitative

(c) rating of a newly elected politician (excellent, good, fair, poor)

i) quantitative
ii) qualitative

(d) province or territory in which a person lives

i) quantitative
ii) qualitative

(e) the number that lands on a dice roll

i) quantitative
ii) qualitative

1) Which of the following is the best type of chart for comparing two sets of qualitative data?

a) a dotplot
b) a stem and leaf plot
c) a bar chart
d) a line chart

1) Which of the following choices is a statement obtained by applying descriptive statistics to an experiment in which the running speed of four dogs, A, B, C, and D, was measured?

a) Dog B runs faster than dog C.
b) One dog runs at 42 km/h.
c) Dogs A and C run at the same speed.
d) The average running speed of the four dogs is 28 km/h.

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