Can you please help me on 17 and 18? 6 DoneHomework 2.5-2.7U 0.4O 0.617. A business has two types of employees: managers and workers. Managers earn either $100,000 or $200,000 per year. Workers earn either $10,000 or $20,000 per year. The number of male and female managers ateach salary level and the number of male and female workers at each salary level are given in the table below:ManagersWorkersGenderIncomeMaleS100.000 80GenderMale30FemaleIncomeFemale20$10,000$20,00020$200.000 20302080What proportion of the managers is female?O 0.2O 0.333O 0.5O 0.66718. A review of voter registration records in a small town yielded the following data of the number of males and females registered as Democrat, Republican, or some other affiliation:GenderFemale600AffiliationMaleDemocrat300Republican 500Other300200100What proportion of the male voters is registered as a Democrat?O 0.15O 0.30O 0.33O 30019. A review of voter registration records in a small town yielded the following data of the number of males and females registered as Democrat, Republican, or some other affiliation:GenderAffiliationDemocratRepublican 500OtherMale300Female600300200100What pronortion of all voters is male and registered as a Democrat?Remaining: 1:05:00 Start: 10:13 PMSaveSubmitP Type here to search10:53 PM(16A a 4)ENG2/15/2021PrtScnHomeF9F1EndPgUpF11F3F5F6PgDnF8F10%232$&346789

Answered: 17. A business has two types of…

MATLAB: An Introduction with Applications

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Can you please help me on 17 and 18?

6 Done
Homework 2.5-2.7
U 0.4
O 0.6
17. A business has two types of employees: managers and workers. Managers earn either $100,000 or $200,000 per year. Workers earn either $10,000 or $20,000 per year. The number of male and female managers at
each salary level and the number of male and female workers at each salary level are given in the table below:
Managers
Workers
Gender
Income
Male
S100.000 80
Gender
Male
30
Female
Income
Female
20
$10,000
$20,000
20
$200.000 20
30
20
80
What proportion of the managers is female?
O 0.2
O 0.333
O 0.5
O 0.667
18. A review of voter registration records in a small town yielded the following data of the number of males and females registered as Democrat, Republican, or some other affiliation:
Gender
Female
600
Affiliation
Male
Democrat
300
Republican 500
Other
300
200
100
What proportion of the male voters is registered as a Democrat?
O 0.15
O 0.30
O 0.33
O 300
19. A review of voter registration records in a small town yielded the following data of the number of males and females registered as Democrat, Republican, or some other affiliation:
Gender
Affiliation
Democrat
Republican 500
Other
Male
300
Female
600
300
200
100
What pronortion of all voters is male and registered as a Democrat?
Remaining: 1:05:00 Start: 10:13 PM
Save
Submit
P Type here to search
10:53 PM
(16
A a 4)
ENG
2/15/2021
PrtScn
Home
F9
F1
End
PgUp
F11
F3
F5
F6
PgDn
F8
F10
%23
2$
&
3
4
6
7
8
9

Expert Solution

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Let N be the total size of population divided into 2 groups based on the presence of a characteristic, say , A.

Let X be the number of units in the population having characteristic A, then population proportion is defined as

P=X/N

In the managers table ,there are 2 attributes, gender and income.

Let

A - female

a - male

B - managers with income = 100,000

b denotes managers with income 200,000.

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