Answered

Discover answers to your most pressing questions at Westonci.ca, the ultimate Q&A platform that connects you with expert solutions. Discover detailed solutions to your questions from a wide network of experts on our comprehensive Q&A platform. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

A group of 300 middle school students were asked whether they prefer playing video games or watching TV in their spare
time. The genders of the students and their responses are reported in the following table.
Playing video
Watching TV
games
Girls
45
108
Boys
84
63
(a) What percentage of the students prefer playing video games?
(b) What percentage of the students are boys?
X 5 ?
(a) [%
(b) 1%

A Group Of 300 Middle School Students Were Asked Whether They Prefer Playing Video Games Or Watching TV In Their Spare Time The Genders Of The Students And Thei class=

Sagot :

semsee45

Answer:

(a) 43%

(b) 49%

Step-by-step explanation:

Add a total column and a total row to the table:

[tex]\begin{tabular}{| c | c | c | c |}\cline{1-4} & Playing video games & Watching TV & Total\\\cline{1-4} Girls & 45 & 108 & 153\\\cline{1-4} Boys & 84 & 63 & 147\\\cline{1-4} Total & 129 & 171 & 300\\\cline{1-4}\end{tabular}[/tex]

Part (a)

Percentage of students who prefer video games:

[tex]=\dfrac{\textsf{total no. of students who play video games}}{\textsf{total no. of students}} \times \sf 100\%[/tex]

[tex]=\sf \dfrac{129}{300} \times 100 \%[/tex]

[tex]= \sf 43 \%[/tex]

Part (b)

Percentage of students who are boys:

[tex]=\dfrac{\textsf{total no. of students who are boys}}{\textsf{total no. of students}} \times \sf 100\%[/tex]

[tex]=\sf \dfrac{147}{300} \times 100 \%[/tex]

[tex]= \sf 49 \%[/tex]

hamdisuleyman330

Answer:

total num playing video games/total no of studen×100

a) 43%

b) 49%

Thank you for your visit. We're committed to providing you with the best information available. Return anytime for more. We appreciate your visit. Our platform is always here to offer accurate and reliable answers. Return anytime. We're dedicated to helping you find the answers you need at Westonci.ca. Don't hesitate to return for more.