Homework Answers
Null hypothesis simply means "No Difference"
A null hypothesis is a hypothesis that says there is no statistical significance between the two variables in the hypothesis.
Correct option is:
There is no difference or relationship.
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The null hypothesis is the hypothesis that suggests: No answer text provided. There may be a...
3. A P-value is always computed assuming that the: A) alternative hypothesis is true. B) alternative hypothesis may be true. C) null hypothesis may be true. D null hypothesis is true. 3. A P-...
3. A P-value is always computed assuming that the: A) alternative hypothesis is true. B) alternative hypothesis may be true. C) null hypothesis may be true. D null hypothesis is true.
3. A P-value is always computed assuming that the: A) alternative hypothesis is true. B) alternative hypothesis may be true. C) null hypothesis may be true. D null hypothesis is true.
Question 37 1 pts In null hypothesis testing, the null hypothesis (Ho) states that: There is...
Question 37 1 pts In null hypothesis testing, the null hypothesis (Ho) states that: There is a relationship in the population and that the relationship in the sample reflects the relationship in the population There is no relationship in the population and that the relationship in the sample reflects only sampling error If there is a relationship in the population there will be a relationship in the sample too If there is no relationship in the population there will be...
Ouestion Help A null hypothesis, alternative hypothesis, and sample from the population under consideration are provided...
Ouestion Help A null hypothesis, alternative hypothesis, and sample from the population under consideration are provided below. Use the Wilcoxon signed-rank tost to perform the required hypothesis test at the 5% significance level Ho: 1-6, H,: 46 15 10 9 14 12 20 ! Click here to view a table of values of W The test statistic is W-D (Round to one decimal place as needed) Identify the critical value(s). Select the correct choice below and fill in the answer...
You are doing a chi- square test for independence and find a significant result. What can conclude? A The null hypothesis is correct and there is no difference in the proportion of count in your singl...
You are doing a chi- square test for independence and find a significant result. What can conclude? A The null hypothesis is correct and there is no difference in the proportion of count in your single row. B . The null hypothesis is incorrect and there is probably a relationship between the two variables of interest. C.The null hypothesis is correct and there is no relationship between your two variables of interest. D.The null hypothesis is incorrect and there is...
Use software to test the null hypothesis of whether there is a relationship between the two...
Use software to test the null hypothesis of whether there is a relationship between the two classifications, A and B, of the 3×3 contingency table shown below. Test using α=0.01. NOTE: You may do this by hand, but it will take a bit of time. B1 B2 B3 Total A1 40 68 55 163 A2 40 44 77 161 A3 64 71 63 198 Total 144 183 195 522 (a) χ2= (b) Find the degrees of freedom. (c) Find the...
What is the difference between a null hypothesis, He, and an alternative hypothesis, H,? Choose the...
What is the difference between a null hypothesis, He, and an alternative hypothesis, H,? Choose the correct answer below. at O A. The null hypothesis states a status quo case. The alternative hypothesis represents a sample statistic wa O B. The null hypothesis states a status quo case. The alternative hypothesis states a claim that is contrary to the null hypothesis and often represents a research claim of specific inference that an analyst seeks to prove O C. The null...
(1 point) Use software to test the null hypothesis of whether there is a relationship between...
(1 point) Use software to test the null hypothesis of whether there is a relationship between the two classifications, A and B, of the 3 x 3 contingency table shown below. Test using a0.05. NOTE: You may do this by hand, but it will take a bit of time. B1 B2 By Total Ai 73 55 42 170 A2 70 74 47 191 Аз 69174 79222 Total 212 203 168 583 (b) Find the degrees of freedom. (c) Find the...
The null hypothesis is: Genetic and environmental influences effects on exercise ability may explain the high...
The null hypothesis is: Genetic and environmental influences effects on exercise ability may explain the high heritability of exercise behavior in adolescents’ phase of life. The alternative hypothesis is: Genetic and environmental reveal a lot about the ethics of individuals that is not apparent from the high heritability of exercise behavior in adolescents Statistical Significance. looking at these hypotheses, If conducted a statistical test based on these hypotheses and found a statistically significant result, what would that mean from both...
Include null and alternate hypothesis, a p-value, and a conclusion PRIVATE about the null hypothesis A...
Include null and alternate hypothesis, a p-value, and a conclusion PRIVATE about the null hypothesis A study was conducted to estimate the difference in the mean salaries of elementary school teachers from two neighboring states. A sample of 10 teachers from the Indiana had a mean salary of $28,900 with a standard deviation of $2300. A sample of 14 teachers from Michigan had a mean salary of $30,300 with a standard deviation of $2100. Determine a 95% confidence interval for...
Write the null and alternative hypothesis for each of the following research questions.
Write the null and alternative hypothesis for each of the following research questions.1. Research Question: Is there a significant relationship between students’ modular compliance, and their geographical location from school?Null Hypothesis:Alternative Hypothesis:2. Research Question: Do teachers’ technological skills affect students’ academic performance?Null Hypothesis:Alternative Hypothesis:3. Research Question: Does the use of social media have an effect on senior high school students’ attention span in class?Null Hypothesis:Alternative Hypothesis:
3. A P-value is always computed assuming that the: A) alternative hypothesis is true. B) alternative hypothesis may be true. C) null hypothesis may be true. D null hypothesis is true.
3. A P-value is always computed assuming that the: A) alternative hypothesis is true. B) alternative hypothesis may be true. C) null hypothesis may be true. D null hypothesis is true.
Question 37 1 pts In null hypothesis testing, the null hypothesis (Ho) states that: There is a relationship in the population and that the relationship in the sample reflects the relationship in the population There is no relationship in the population and that the relationship in the sample reflects only sampling error If there is a relationship in the population there will be a relationship in the sample too If there is no relationship in the population there will be...
Ouestion Help A null hypothesis, alternative hypothesis, and sample from the population under consideration are provided below. Use the Wilcoxon signed-rank tost to perform the required hypothesis test at the 5% significance level Ho: 1-6, H,: 46 15 10 9 14 12 20 ! Click here to view a table of values of W The test statistic is W-D (Round to one decimal place as needed) Identify the critical value(s). Select the correct choice below and fill in the answer...
What is the difference between a null hypothesis, He, and an alternative hypothesis, H,? Choose the correct answer below. at O A. The null hypothesis states a status quo case. The alternative hypothesis represents a sample statistic wa O B. The null hypothesis states a status quo case. The alternative hypothesis states a claim that is contrary to the null hypothesis and often represents a research claim of specific inference that an analyst seeks to prove O C. The null...
(1 point) Use software to test the null hypothesis of whether there is a relationship between the two classifications, A and B, of the 3 x 3 contingency table shown below. Test using a0.05. NOTE: You may do this by hand, but it will take a bit of time. B1 B2 By Total Ai 73 55 42 170 A2 70 74 47 191 Аз 69174 79222 Total 212 203 168 583 (b) Find the degrees of freedom. (c) Find the...
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