The following data represent the muzzle velocity (in feet per second) of rounds fired from a 155-mm gun. For each round, two measurements of the velocity were recorded using two different measuring devices, resulting following data. Complete parts (a) through (d) below. Observation 1 2 3 4 5 6 O 792.8 794.8 790.1 793.1 792.3 791.5 802.6 788.3 802.5 791.2 A B 793.3 797.6 Click the icon to view the table of critical t-values. ... CD. The measurements (A and B) are taken by the same instrument. b) Is there a difference in the measurement of the muzzle velocity between device A and device B at the = 0

MATLAB: An Introduction with Applications
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The following data represent the muzzle velocity (in feet per second) of rounds fired from a 155-mm gun. For
each round, two measurements of the velocity were recorded using two different measuring devices, resulting in the
following data. Complete parts (a) through (d) below.
Observation 1
2
3
4
5
6 O
793.3 792.8 794.8 790.1 793.1 792.3
797.6
791.5 802.6 788.3 802.5
791.2
Click the icon to view the table of critical t-values.
A
B
CD.
Ine measurements (A and в) are taken by the same instrument.
b) Is there a difference in the measurement of the muzzle velocity between device A and device B at the x = 0.01 level
of significance? Note: A normal probability plot and boxplot of the data indicate that the differences are approximately
normally distributed with no outliers.
Let d; = A₁-B₁. Identify the null and alternative hypotheses.
Ho: Md
H₁: Md
Determine the test statistic for this hypothesis test.
to = 1.42 (Round to two decimal places as needed.)
Find the critical value(s) for this hypothesis test.
...
= 0
# 0
(Use a comma to separate answers as needed. Round to two decimal places as needed.)
Transcribed Image Text:The following data represent the muzzle velocity (in feet per second) of rounds fired from a 155-mm gun. For each round, two measurements of the velocity were recorded using two different measuring devices, resulting in the following data. Complete parts (a) through (d) below. Observation 1 2 3 4 5 6 O 793.3 792.8 794.8 790.1 793.1 792.3 797.6 791.5 802.6 788.3 802.5 791.2 Click the icon to view the table of critical t-values. A B CD. Ine measurements (A and в) are taken by the same instrument. b) Is there a difference in the measurement of the muzzle velocity between device A and device B at the x = 0.01 level of significance? Note: A normal probability plot and boxplot of the data indicate that the differences are approximately normally distributed with no outliers. Let d; = A₁-B₁. Identify the null and alternative hypotheses. Ho: Md H₁: Md Determine the test statistic for this hypothesis test. to = 1.42 (Round to two decimal places as needed.) Find the critical value(s) for this hypothesis test. ... = 0 # 0 (Use a comma to separate answers as needed. Round to two decimal places as needed.)
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