usic students played a short song, and the number of mistakes in music each student made was recorded. After cticed the song 5 times, the number of mistakes each student made was recorded. The data are shown. At a=0.10, can it be concluded that there was se in the mean number of mistakes? Assume that all variables are normally or approximately normally distributed. Let ₁ be the mean before practicing = 11-1₂. Student A B After Before 4 8 9 14 10 6 Send data to Excel t: 0/5 t 1 of 5 C D Ho: E F 3 4 12 11 55 O State the hypotheses and identify the claim. (Choose one) ▼ H₁: (Choose one) ▼ This hypothesis test is a (Choose one) ▼ test. >O DO X

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Mistakes in a Song A random sample of six music students played a short song, and the number of mistakes in music each student made was recorded. After
they practiced the song 5 times, the number of mistakes each student made was recorded. The data are shown. At a=0.10, can it be concluded that there was
a decrease in the mean number of mistakes? Assume that all variables are normally or approximately normally distributed. Let ₁ be the mean before practicing
and MD=1-2.
Student A B C
After
Before 4 8 9 14 10 6
Send data to Excel
Part: 0/5
Part 1 of 5
D
Ho:
E F
3 4 12 11 5 5
(a) State the hypotheses and identify the claim.
(Choose one) ▼
H₁:
(Choose one) ▼
This hypothesis test is a (Choose one) test.
>
日≠0
X
<O 0-0
S
Transcribed Image Text:Mistakes in a Song A random sample of six music students played a short song, and the number of mistakes in music each student made was recorded. After they practiced the song 5 times, the number of mistakes each student made was recorded. The data are shown. At a=0.10, can it be concluded that there was a decrease in the mean number of mistakes? Assume that all variables are normally or approximately normally distributed. Let ₁ be the mean before practicing and MD=1-2. Student A B C After Before 4 8 9 14 10 6 Send data to Excel Part: 0/5 Part 1 of 5 D Ho: E F 3 4 12 11 5 5 (a) State the hypotheses and identify the claim. (Choose one) ▼ H₁: (Choose one) ▼ This hypothesis test is a (Choose one) test. > 日≠0 X <O 0-0 S
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