Homework Answers
Solution :
From given MINITAB output ,
P-value = 0.2865
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! Required information The following MINITAB output presents the results of a hypothesis test for a...
Q5. The following output from MINITAB presents the results of a hypothesis test. Test of mu...
Q5. The following output from MINITAB presents the results of a hypothesis test. Test of mu = 4.7 vs not = 4.7 The assumed standard deviation = 2.0 N Mean SE Mean 35 5.401 0.3381 95% CI (4.738, 6.064) Z 2.074 0.038 a. What are the null and altemate hypothesis? b. What is the value of the test statistic? c. What is the P-value? d. Do you reject He at the a=0.05 level? Why? e. Do you reject H at...
The Minitab output for the packing me u p Two-Sample T-Test and CI: New machine, Old...
The Minitab output for the packing me u p Two-Sample T-Test and CI: New machine, Old machine TWO-sample for New machine vs old machine New machine old machine N 10 10 Mean St Dev SE Mean 42.140 0.683 0.22 43.230 0.750 0.24 (old machine) Difference = (New machine) - Estimate for difference: -1.090 TONE OL GILLorence (VS Both use pooled stDev = 0.7174 -value =-3.40 P-value = 0.003 DF - 18 - Test the variances of this test.
Stat 210 Quiz 6: The Minitab output for the packing time example is as follows: Two-Sample...
Stat 210 Quiz 6: The Minitab output for the packing time example is as follows: Two-Sample T-Test and CI: New machine, Old machine Two-sample for New machine vs old machine Mean St Dev SE Mean 42.140 0.683 0.22 43.230 0.750 0.24 10 10 New machine old machine (old machine) Difference = u(New machine) - Estimate for difference: -1.090 18 -value = -3.40 P-Value - 0.003 DY 1 st OE CELOzence (VSP Both use pooled St Dev=0.7174 - Test the variances...
5. [18 points] Consider the Minitab output shown below. Test of μ = 100 vs >...
5. [18 points] Consider the Minitab output shown below. Test of μ = 100 vs > 100 The assumed standard deviation 2.4 95% Lower Bound 100.770 Mean SE Mean 101.560 3.25 25 a. Fill in the missing values in the output. Can the null hypothesis be rejected at the 0.0s level? Why? b. Is this a one-sided or a two-sided test? C. If the hypotheses had been Ho: μ = 99 versus H : μ > 99, would you reject...
F) Given the Minitab output below: Two-Sample T-Test and Cl: height, gender Two-sample T for height...
F) Given the Minitab output below: Two-Sample T-Test and Cl: height, gender Two-sample T for height gender male female N 19 24 Mean St.Rex 5.73 0.51 5.25 0.47 SE Mean 0.117 0.096 Difference = mu (male) - m (female) Estimate for difference: 0.48 90% lower bound for difference: T-Test of difference - 0 (vs >): T-Value - 2.335 p-Value - 0.015 DE - 18 Fill in the blanks: a. Ho: Ha: 3
Quiz 6: The Minitab output for the packing time example is as follows: Two-Sample T-Test and...
Quiz 6: The Minitab output for the packing time example is as follows: Two-Sample T-Test and CI: New machine, Old machine Two-sample T for New machine va 0ld machine StDev 42.140 0.683 0.750 SE Mean 0.22 0.24 N Mean New machine old machine 10 43.230 10 Difference u (New machine) H (0ld machine) Estimate for difference: -1.090 T-Test of difference 0(vs ): T-Value -3.40 P-Value 0.003 DE= 18 Both use Pooled StDev 0. 7174 Test the variances of this test.
Below is a selection of MiniTab output for hypothesis tests about data on homes sold in...
Below is a selection of MiniTab output for hypothesis tests about data on homes sold in Stockton, CA in the late 90s. Use this information to evaluate the hypothesis tests A) Two-tailed, c-100000, α 0.05 Descriptive Statistics N Mean StDev SEMean 95% CI for 1500 123694 63251 1633 (120490, 126897) μ mean of spruce B) Evaluate at α 0.01 Test Null hypothesis Alternative hypothesis T-Value P-Value Ho: μ-0.05 H1: μ > 0.05 240 0.008 C) Two-tailed, C-3, α-0.01 Descriptive Statistics...
QUESTION 9 A firm is studying the delivery times for two raw material suppliers. The firm...
QUESTION 9 A firm is studying the delivery times for two raw material suppliers. The firm is basically satisfied with its current supplier A but would like to compare its delivery time to that of a competitor (supplier B). If the delivery time of A is longer than that of the firm will began making raw material purchases from supplier B. The firm samples 10 deliveries from supplier A and 10 deliveries from supplier B Using the.01 level of significance,...
Really just need the LAST part but you can answer all if u want (D) Output...
Really just need the LAST part but you can
answer all if u want (D)
Output from a software package follows: One-Sample 2: Test of mu = 14.5 vs > 14.5 The assumed standard deviation = 1.1 Variable N Mean StDey SE Mean 16 15.016 1.015 2 (a) [1 point) Is this a one-sided or a two-sided test? Z 2 P ? (b) (3 points) Fill in the SE Mean, Z, and P. (c) [3 points] Use the normal table...
Interpreting calculator display: The following TI-84 Plus display presents the results of a hypothesis test. Z-Test...
Interpreting calculator display: The following TI-84 Plus display presents the results of a hypothesis test. Z-Test > 50 z=0.3770417667 P=.3530713364 x = 50.35 n=94 Part: 0/5 Part 1 of 5 What are the null and alternate hypotheses? HO H Save For Later Submit Assig Skip Part Check Answer Part: 1 / 4 Part 2 of 4 When a=0.05, n=15, and H : u<Mo- t = Skip Part Check Answer а
Q5. The following output from MINITAB presents the results of a hypothesis test. Test of mu = 4.7 vs not = 4.7 The assumed standard deviation = 2.0 N Mean SE Mean 35 5.401 0.3381 95% CI (4.738, 6.064) Z 2.074 0.038 a. What are the null and altemate hypothesis? b. What is the value of the test statistic? c. What is the P-value? d. Do you reject He at the a=0.05 level? Why? e. Do you reject H at...
The Minitab output for the packing me u p Two-Sample T-Test and CI: New machine, Old machine TWO-sample for New machine vs old machine New machine old machine N 10 10 Mean St Dev SE Mean 42.140 0.683 0.22 43.230 0.750 0.24 (old machine) Difference = (New machine) - Estimate for difference: -1.090 TONE OL GILLorence (VS Both use pooled stDev = 0.7174 -value =-3.40 P-value = 0.003 DF - 18 - Test the variances of this test.
Stat 210 Quiz 6: The Minitab output for the packing time example is as follows: Two-Sample T-Test and CI: New machine, Old machine Two-sample for New machine vs old machine Mean St Dev SE Mean 42.140 0.683 0.22 43.230 0.750 0.24 10 10 New machine old machine (old machine) Difference = u(New machine) - Estimate for difference: -1.090 18 -value = -3.40 P-Value - 0.003 DY 1 st OE CELOzence (VSP Both use pooled St Dev=0.7174 - Test the variances...
5. [18 points] Consider the Minitab output shown below. Test of μ = 100 vs > 100 The assumed standard deviation 2.4 95% Lower Bound 100.770 Mean SE Mean 101.560 3.25 25 a. Fill in the missing values in the output. Can the null hypothesis be rejected at the 0.0s level? Why? b. Is this a one-sided or a two-sided test? C. If the hypotheses had been Ho: μ = 99 versus H : μ > 99, would you reject...
F) Given the Minitab output below: Two-Sample T-Test and Cl: height, gender Two-sample T for height gender male female N 19 24 Mean St.Rex 5.73 0.51 5.25 0.47 SE Mean 0.117 0.096 Difference = mu (male) - m (female) Estimate for difference: 0.48 90% lower bound for difference: T-Test of difference - 0 (vs >): T-Value - 2.335 p-Value - 0.015 DE - 18 Fill in the blanks: a. Ho: Ha: 3
Quiz 6: The Minitab output for the packing time example is as follows: Two-Sample T-Test and CI: New machine, Old machine Two-sample T for New machine va 0ld machine StDev 42.140 0.683 0.750 SE Mean 0.22 0.24 N Mean New machine old machine 10 43.230 10 Difference u (New machine) H (0ld machine) Estimate for difference: -1.090 T-Test of difference 0(vs ): T-Value -3.40 P-Value 0.003 DE= 18 Both use Pooled StDev 0. 7174 Test the variances of this test.
Below is a selection of MiniTab output for hypothesis tests about data on homes sold in Stockton, CA in the late 90s. Use this information to evaluate the hypothesis tests A) Two-tailed, c-100000, α 0.05 Descriptive Statistics N Mean StDev SEMean 95% CI for 1500 123694 63251 1633 (120490, 126897) μ mean of spruce B) Evaluate at α 0.01 Test Null hypothesis Alternative hypothesis T-Value P-Value Ho: μ-0.05 H1: μ > 0.05 240 0.008 C) Two-tailed, C-3, α-0.01 Descriptive Statistics...
QUESTION 9 A firm is studying the delivery times for two raw material suppliers. The firm is basically satisfied with its current supplier A but would like to compare its delivery time to that of a competitor (supplier B). If the delivery time of A is longer than that of the firm will began making raw material purchases from supplier B. The firm samples 10 deliveries from supplier A and 10 deliveries from supplier B Using the.01 level of significance,...
Really just need the LAST part but you can
answer all if u want (D)
Output from a software package follows: One-Sample 2: Test of mu = 14.5 vs > 14.5 The assumed standard deviation = 1.1 Variable N Mean StDey SE Mean 16 15.016 1.015 2 (a) [1 point) Is this a one-sided or a two-sided test? Z 2 P ? (b) (3 points) Fill in the SE Mean, Z, and P. (c) [3 points] Use the normal table...
Interpreting calculator display: The following TI-84 Plus display presents the results of a hypothesis test. Z-Test > 50 z=0.3770417667 P=.3530713364 x = 50.35 n=94 Part: 0/5 Part 1 of 5 What are the null and alternate hypotheses? HO H Save For Later Submit Assig Skip Part Check Answer Part: 1 / 4 Part 2 of 4 When a=0.05, n=15, and H : u<Mo- t = Skip Part Check Answer а
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