State the appropriate null and alternate hypotheses the hy

-State the appropriate null and alternate hypotheses.

_______________

_______________

-the hypothesis test is a _____________tailed test.

-compute the p value. Round the answer to four decimal places. p value = _______________

-Determine whether to reject H0

-State a conclusion

Solution

H0: mu1 = mu2 or mud =0

Ha: mu1 < mu2 Or mud<0

Left tailed test.

As p <0.10 reject null hypothesis.

conclusion: mu1<mu2 is statistically evident.

Specimen Wt ScaleI Wt scale II Difference d
1 11.23 11.27 -0.04
2 14.36 14.41 -0.05
3 8.33 8.35 -0.02
4 10.5 10.52 -0.02
5 23.42 23.41 0.01
6 9.15 9.17 -0.02
7 13.47 13.52 -0.05
8 6.47 6.46 0.01
9 12.4 12.45 -0.05
10 19.38 19.35 0.03
Mean -0.02
Std dev 0.028674418
Std error 0.009558139
t -2.092457497
df 9
p value 0.03298
-State the appropriate null and alternate hypotheses. _______________ _______________ -the hypothesis test is a _____________tailed test. -compute the p value.

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