Fast Fourier Transform will not adequately describe the time-domain signal when (select all that apply) ) is stationary without noise; (ii) is non-stationary without noise; (ii) contains abrupt changes; (iv) is stationary and noisy; (v) is non-stationary and noisy d. After you sample x(t) at 1 KHz for a duration of 2 seconds to get 2000 samples, you perform XFT=fft(x) for the 2000 samples. Which of the following are the exact frequencies that XFT is computed at (circle all the correct answers) 0 0.25 Hz; (i) 0.5 Hz; e. (lii) 0.75 Hz; (iv) O Hz f If you do a synchronized average of 16 very similar but noisy heart beats to obtain an averaged ECG, the noise amplitude of the average is x times that of the original nolse. The value for x is expected to be: (1) 1/16; Gi) 1/8; (ii) 1/4; (Iv) 1/2; (v) 1; (vi) 2; (vii) 16
Fast Fourier Transform will not adequately describe the time-domain signal when (select all that apply) ) is stationary without noise; (ii) is non-stationary without noise; (ii) contains abrupt changes; (iv) is stationary and noisy; (v) is non-stationary and noisy d. After you sample x(t) at 1 KHz for a duration of 2 seconds to get 2000 samples, you perform XFT=fft(x) for the 2000 samples. Which of the following are the exact frequencies that XFT is computed at (circle all the correct answers) 0 0.25 Hz; (i) 0.5 Hz; e. (lii) 0.75 Hz; (iv) O Hz f If you do a synchronized average of 16 very similar but noisy heart beats to obtain an averaged ECG, the noise amplitude of the average is x times that of the original nolse. The value for x is expected to be: (1) 1/16; Gi) 1/8; (ii) 1/4; (Iv) 1/2; (v) 1; (vi) 2; (vii) 16
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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hand written can i get d, e and f
![Fast Fourier Transform will not adequately describe the time-domain signal when (select all
that apply)
) is stationary without noise; (ii) is non-stationary without noise; (ii) contains abrupt
changes; (iv) is stationary and noisy; (v) is non-stationary and noisy
d.
After you sample x(t) at 1 KHz for a duration of 2 seconds to get 2000 samples, you perform
XFT=fft(x) for the 2000 samples. Which of the following are the exact frequencies that XFT is
computed at (circle all the correct answers)
0 0.25 Hz; (ii) 0.5 Hz;
e.
(lii) 0.75 Hz;
(Iv) O Hz
f. If you do a synchronized average of 16 very similar but noisy heart beats to obtain an
averaged ECG, the noise amplitude of the average is x times that of the original nolse. The
value for x is expected to be:
(1) 1/16;
Gi) 1/8;
(ii) 1/4; (Iv) 1/2; (v) 1; (vi) 2;
(vii) 16](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9d791cec-90fa-4818-8fe7-f6a467c45353%2F697d8be3-066a-45a9-84a7-ae80f973f82e%2Fng90k9j_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Fast Fourier Transform will not adequately describe the time-domain signal when (select all
that apply)
) is stationary without noise; (ii) is non-stationary without noise; (ii) contains abrupt
changes; (iv) is stationary and noisy; (v) is non-stationary and noisy
d.
After you sample x(t) at 1 KHz for a duration of 2 seconds to get 2000 samples, you perform
XFT=fft(x) for the 2000 samples. Which of the following are the exact frequencies that XFT is
computed at (circle all the correct answers)
0 0.25 Hz; (ii) 0.5 Hz;
e.
(lii) 0.75 Hz;
(Iv) O Hz
f. If you do a synchronized average of 16 very similar but noisy heart beats to obtain an
averaged ECG, the noise amplitude of the average is x times that of the original nolse. The
value for x is expected to be:
(1) 1/16;
Gi) 1/8;
(ii) 1/4; (Iv) 1/2; (v) 1; (vi) 2;
(vii) 16
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