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Find the indicated probability. The table shows the year and political party of a random sample...
The table shows the year and political party of a random sample of students from a...
The table shows the year and political party of a random sample of students from a certain college. Party Freshman Sophomore Junior Independent 15 12 27 Democrat| 21 27 12 Republican 12 15 21 Senior 27 15 27 Find the empirical probability that a student at the college is an Independent or a junior. 0.494 0.117 0.333 ooo 0.325
please do all asap Question 28 In the exercise below, let U = {x|Xe N and...
please do all asap
Question 28 In the exercise below, let U = {x|Xe N and x < 10} A = {x|x is an odd natural number and x < 10} B = {x|x is an even natural number and x < 10} C = {x|xe N and 3 < x <5} Find the set. BC {4} {2, 4, 6, 8, 10) {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} {1,2,3,4,5,6,7,8,9} Question 33 Find the indicated probability. The...
answer whould be .110? Use the given table to find the probability of the indicated event....
answer whould be .110?
Use the given table to find the probability of the indicated event. Round your answer to the nearest thousandth. College students were given three choices of pizza toppings and asked to choose one favorite. The following table shows the results. toppings freshman sophomore jurior 15 21 senior 20 cheese 10 10 22 20 15 meat 15 10 22 20 veggie A randomly selected student prefers a meat topping. .110 .330 335 328 2 0 0
Use...
The table below shows the results from a survey of college students for preferred pizza toppings....
The table below shows the results from a survey of college students for preferred pizza toppings. toppings freshman sophomore junior cheese 12 19 12 meat 12 28 12 senior 28 12 28 27 12 19 veggie Find the probability that a randomly selected junior prefers meat toppings. 0.271 0.207 0.169 0.054
o Probability Rules 10. The Committee on Student Life did a survey of 417 students regarding...
o Probability Rules 10. The Committee on Student Life did a survey of 417 students regarding satisfaction with Student Government and class standing. The results follow: Freashman Sophomore Junion Total Not Satisfied Neutral Satisfied23 Total 17 61 32 3816 A3 65 80 0311A98 16 17 101 Assume the sample represents the entire population o students. Find the probability that a student selected at random is: (a) Satisfied (b) Satisfied, given the student is a Senior (c) Neutral (d) Neutral and...
13. The political action club has surveyed 240 students on your campus regarding the relationship between...
13. The political action club has surveyed 240 students on your campus regarding the relationship between their political affiliation and their preference in the 2012 presidential election. The results are given in the following table: Independent Totals Democrat Republican 105 12 25 142 Preferred Obama Preferred Romney Totals 68 15 98 15 120 80 40 240 If a student is selected randomly from those surveyed, find the probability that the student is a Democrat, given that the student preferred Romney....
Please show all steps and work please. 2. Given the following chart, find: A B C...
Please show all steps and work please. 2. Given the following chart, find: A B C D F Total Senior 15 19 7 14 3 58 Junior 8 25 16 17 10 76 Sophomore 18 5 3 14 13 53 Freshmen 4 11 21 23 4 63 Total 45 60 47 68 30 250 A) Find the probability that a student earned a “B” in the class. p(“B”) = B) Find the probability that a student earned a “C”...
Find the indicated conditional probability using the following two-way table: Take the bus Grade Drive to...
Find the indicated conditional probability using the following two-way table: Take the bus Grade Drive to school Walk Sophomore 2 25 13 20 Junior 25 Senior P( Drive to school | Senior) = [?] Round to the nearest hundredth. Enter
is Question: 1 pt 3 of 9 (0 complete) This Quiz: 9 pts possible he contingency table to the right shows the results of a random sample of 300 state representatives that as conducted to see whether th...
is Question: 1 pt 3 of 9 (0 complete) This Quiz: 9 pts possible he contingency table to the right shows the results of a random sample of 300 state representatives that as conducted to see whether their opinions on a bill are related to their party afiliation. Party Opinion Approve Disapprove No Opinion Republican 63 30 21 Democrat 75 36 27 Independent 15 24 Find the expected frequency for the cell E22 Round to the nearest tenth if necessary...
The contingency table below shows the results of a random sample of 200 state representatives that...
The contingency table below shows the results of a random sample of 200 state representatives that was conducted to see whether their opinions on a bill are related to their party affiliation. Opinion Approve Disapprove No Opinion 14 18 Republican 42 50 20 24 Democrat Independent 1016 Find the number of degrees of freedon and the critical value x o, to test the claim of independence using a 0.05 A) df 9; x2 16.919 C) df 4; x2-11.143 B) df-5;...
The table shows the year and political party of a random sample of students from a certain college. Party Freshman Sophomore Junior Independent 15 12 27 Democrat| 21 27 12 Republican 12 15 21 Senior 27 15 27 Find the empirical probability that a student at the college is an Independent or a junior. 0.494 0.117 0.333 ooo 0.325
please do all asap
Question 28 In the exercise below, let U = {x|Xe N and x < 10} A = {x|x is an odd natural number and x < 10} B = {x|x is an even natural number and x < 10} C = {x|xe N and 3 < x <5} Find the set. BC {4} {2, 4, 6, 8, 10) {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} {1,2,3,4,5,6,7,8,9} Question 33 Find the indicated probability. The...
answer whould be .110?
Use the given table to find the probability of the indicated event. Round your answer to the nearest thousandth. College students were given three choices of pizza toppings and asked to choose one favorite. The following table shows the results. toppings freshman sophomore jurior 15 21 senior 20 cheese 10 10 22 20 15 meat 15 10 22 20 veggie A randomly selected student prefers a meat topping. .110 .330 335 328 2 0 0
Use...
The table below shows the results from a survey of college students for preferred pizza toppings. toppings freshman sophomore junior cheese 12 19 12 meat 12 28 12 senior 28 12 28 27 12 19 veggie Find the probability that a randomly selected junior prefers meat toppings. 0.271 0.207 0.169 0.054
o Probability Rules 10. The Committee on Student Life did a survey of 417 students regarding satisfaction with Student Government and class standing. The results follow: Freashman Sophomore Junion Total Not Satisfied Neutral Satisfied23 Total 17 61 32 3816 A3 65 80 0311A98 16 17 101 Assume the sample represents the entire population o students. Find the probability that a student selected at random is: (a) Satisfied (b) Satisfied, given the student is a Senior (c) Neutral (d) Neutral and...
13. The political action club has surveyed 240 students on your campus regarding the relationship between their political affiliation and their preference in the 2012 presidential election. The results are given in the following table: Independent Totals Democrat Republican 105 12 25 142 Preferred Obama Preferred Romney Totals 68 15 98 15 120 80 40 240 If a student is selected randomly from those surveyed, find the probability that the student is a Democrat, given that the student preferred Romney....
Find the indicated conditional probability using the following two-way table: Take the bus Grade Drive to school Walk Sophomore 2 25 13 20 Junior 25 Senior P( Drive to school | Senior) = [?] Round to the nearest hundredth. Enter
is Question: 1 pt 3 of 9 (0 complete) This Quiz: 9 pts possible he contingency table to the right shows the results of a random sample of 300 state representatives that as conducted to see whether their opinions on a bill are related to their party afiliation. Party Opinion Approve Disapprove No Opinion Republican 63 30 21 Democrat 75 36 27 Independent 15 24 Find the expected frequency for the cell E22 Round to the nearest tenth if necessary...
The contingency table below shows the results of a random sample of 200 state representatives that was conducted to see whether their opinions on a bill are related to their party affiliation. Opinion Approve Disapprove No Opinion 14 18 Republican 42 50 20 24 Democrat Independent 1016 Find the number of degrees of freedon and the critical value x o, to test the claim of independence using a 0.05 A) df 9; x2 16.919 C) df 4; x2-11.143 B) df-5;...
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Amplitude=3;
fs=8000;
n=0:399;
t=0:1/fs: n*1/fs-1/fs;
signal=3+3*cos(2*pi*1100*t)+3*cos(2*pi*2200*t)+3*cos(2*pi*3300*t);
fftSignal= fft(signal);
fftSignal=f ftshift (fftSignal);
f=fs/2*linspace(-1,1,fs);
plot(f,abs(fftsignal);
xlabel('Frequency(Hz)’)
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