Can someone please verify if answer d is the correct answer?
Homework Answers
Please read the answer below. Don't hesitate to give a "thumbs up" in case you're satisfied with the answer.
d. there is just null and alternate hypothesis only.
Null hypothesis: variables are independent
Alternate hypothesis: variables are not independent
d. null;alternative is correct.
D is correct answer.
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Can someone please verify if answer d is the correct
answer?
The- relationship between them) and...
Can you please verify if C is the correct answer? There are 318 teachers at a...
Can you please verify if C is the correct answer?
There are 318 teachers at a college. Among a sample of 115 teachers from thi college, 67 have doctorates. Based on this sample, estimate the population proportion of teachers at this college with doctorates. a. 0.42 b. 185 C. 0.61 d. 0.58
Can someone explain why this answer is A rather than D? I am very confused 15....
Can someone explain why this answer is A rather than D? I am
very confused
15. Suppose the P-value for testing hypotheses was computed to be 0.057. Which of the following statements is correct? e we can reject the null hypothesis at a = 0.10 but not at 0.05 or 0.01 b) we can reject the alternative hypothesis at a = 0.01 and 0.05 but not at 0.10 c) we can reject the alternative hypothesis at a = 0.05 and...
i think the answer is D, but can someone please verify? 4. What is the major...
i think the answer is D, but can someone please verify?
4. What is the major product of the following (E2] elimination reaction? Remember trans-diaxial. (d) (b) and (c) are equally favored
im not sure what the answer is. Can someone explain? 24. What is the relationship between...
im not sure what the answer is. Can someone explain?
24. What is the relationship between D-Glucose and L-Glucose? a. They are mirror images but still the same molecule b. They are mirror images but not superimposable c. They are enantiomers d. b and c are correct e. a and c are correct
7. You are testing the null hypothesis that there is no linear relationship between two variables,...
7. You are testing the null hypothesis that there is no linear relationship between two variables, X and Y. From your sample of n=18, you determine that b1=4.4 and Sb1=1.7. a. What is the value of tSTAT? b. At the α=0.05 level of significance, what are the critical values? c. Based on your answers to (a) and (b), what statistical decision should you make? d. Construct a 95% confidence interval estimate of the population slope, β1. 8. You are testing...
Please answer them with proper calculations: 1. The degrees of freedom for the test are: 18...
Please answer them with proper calculations: 1. The degrees of freedom for the test are: 18 15 20 21 2. The critical value of t for the test is: 2.101 2.156 2.0123 1.5633 3. The calculated t statistic is 2.44 3.01 2.12 5.123 4. Based on the statistical test you can >reject the null hypothesis. >fail to reject the null hypothesis. >can not determine. >redo the test. 5. The null hypothesis would be: >there is no difference between the two...
Answer all of them please 3. Suppose a study on the relationship between gender and political...
Answer all of them please 3. Suppose a study on the relationship between gender and political party included 200 men and 200 women and found 180 Democrats and 220 Republicans. Is that information sufficient for you to construct a contingency table for the study? a. Yes b. No 4. For a chi-squared test statistic of 5.02, we would reject the null hypothesis. Select one: True False
on 1 Which of the following statements is a not a definition of hypothesis? ed out...
on 1 Which of the following statements is a not a definition of hypothesis? ed out of Select one: a. Predicted outcome O b. Statement that can be tested O c. Potential relationship between two or more variables O d. All of these are definitions of hypothesis We were unable to transcribe this imageWhat is the difference between the null hypothesis and the alternative hypothesis? estion 3 t yet swered arked out of Select one: O a. The null hypothesis...
Suppose there is an investigation into the relationship between taking aspirin and risk of heart attack....
Suppose there is an investigation into the relationship between taking aspirin and risk of heart attack. Suppose 109 of the 11,036 aspirin takers had heart attacks, whereas 182 of the 11,033 placebo takers had them. The hypotheses for this example are given below. Null Hypothesis: There is no relationship between taking aspirin and risk of heart attack in the population. Alternative hypothesis: There is a relationship between taking aspirin and risk of heart attack in the population. (a) Calculate the...
Suppose there is an investigation into the relationship between taking aspirin and risk of heart attack....
Suppose there is an investigation into the relationship between taking aspirin and risk of heart attack. Suppose 105 of the 11,034 aspirin takers had heart attacks, whereas 188 of the 11,035 placebo takers had them. The hypotheses for this example are given below. Null Hypothesis: There is no relationship between taking aspirin and risk of heart attack in the population. Alternative hypothesis: There is a relationship between taking aspirin and risk of heart attack in the population. (a) Calculate the...
Can you please verify if C is the correct answer?
There are 318 teachers at a college. Among a sample of 115 teachers from thi college, 67 have doctorates. Based on this sample, estimate the population proportion of teachers at this college with doctorates. a. 0.42 b. 185 C. 0.61 d. 0.58
Can someone explain why this answer is A rather than D? I am
very confused
15. Suppose the P-value for testing hypotheses was computed to be 0.057. Which of the following statements is correct? e we can reject the null hypothesis at a = 0.10 but not at 0.05 or 0.01 b) we can reject the alternative hypothesis at a = 0.01 and 0.05 but not at 0.10 c) we can reject the alternative hypothesis at a = 0.05 and...
i think the answer is D, but can someone please verify?
4. What is the major product of the following (E2] elimination reaction? Remember trans-diaxial. (d) (b) and (c) are equally favored
im not sure what the answer is. Can someone explain?
24. What is the relationship between D-Glucose and L-Glucose? a. They are mirror images but still the same molecule b. They are mirror images but not superimposable c. They are enantiomers d. b and c are correct e. a and c are correct
on 1 Which of the following statements is a not a definition of hypothesis? ed out of Select one: a. Predicted outcome O b. Statement that can be tested O c. Potential relationship between two or more variables O d. All of these are definitions of hypothesis We were unable to transcribe this imageWhat is the difference between the null hypothesis and the alternative hypothesis? estion 3 t yet swered arked out of Select one: O a. The null hypothesis...
Suppose there is an investigation into the relationship between taking aspirin and risk of heart attack. Suppose 109 of the 11,036 aspirin takers had heart attacks, whereas 182 of the 11,033 placebo takers had them. The hypotheses for this example are given below. Null Hypothesis: There is no relationship between taking aspirin and risk of heart attack in the population. Alternative hypothesis: There is a relationship between taking aspirin and risk of heart attack in the population. (a) Calculate the...
Suppose there is an investigation into the relationship between taking aspirin and risk of heart attack. Suppose 105 of the 11,034 aspirin takers had heart attacks, whereas 188 of the 11,035 placebo takers had them. The hypotheses for this example are given below. Null Hypothesis: There is no relationship between taking aspirin and risk of heart attack in the population. Alternative hypothesis: There is a relationship between taking aspirin and risk of heart attack in the population. (a) Calculate the...
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