Question

In: Statistics and Probability

For the data below, test the significance of the t test statistic using a=0.01 and the...

For the data below, test the significance of the t test statistic using a=0.01 and the claim p=0.

x: 3 5 12 9 7 6 8 10 11 4
y: 21 16 4 9 13 14 11 6 5 18

Solutions

Expert Solution


orchestra answered 2 years ago
Next > < Previous

Related Solutions

Using skittle values listed below and a 0.01 significance level, test the claim that the mean...
Using skittle values listed below and a 0.01 significance level, test the claim that the mean number of candies in a bag of Skittles is more than 58.5. Show all the steps including: a. the hypotheses with correct notation (4 points) b. the requirements for performing the hypothesis test, along with discussing how they are met or not met…hint: the same one that wasn’t met above isn’t met here! (5 points) c. the test statistic and supporting work (3 points)...
using 0.01 level of significance use the information given to test whether a person's ability in...
using 0.01 level of significance use the information given to test whether a person's ability in math is independent of his or her interest in calculus. Ability in math Low Average High   Low 63 42 15 Average 58 61 31 High 14 47 29 Interest in calculus - left
Which statement below describes a property of the t statistic of the one-sample t test? A....
Which statement below describes a property of the t statistic of the one-sample t test? A. The distribution of the t statistic (t distribution) under H0 has a smaller (i.e. more narrow) spread than a standard normal distribution. B. The distribution of the t statistic (t distribution) under H0 depends on n. C. The distribution of the t statistic (t distribution) under H0 cannot be estimated unless n is large. D. Both A and B.
Conduct a test and find if there is a difference at the α=0.01 level of significance....
Conduct a test and find if there is a difference at the α=0.01 level of significance. In​randomized, double-blind clinical trials of a new vaccine, children were randomly divided into two groups. Subjects in group 1 received the new vaccine while subjects in group 2 received a control vaccine. After the first dose, 67 of 607 subjects in the experimental group (group 1) experienced fever as a side effect. After the first dose, 109 of 728 subjects in the control group​...
Conduct a test at the a=0.01 level of significance by determining ​(a) the null and alternative​...
Conduct a test at the a=0.01 level of significance by determining ​(a) the null and alternative​ hypotheses, ​(b) the test​ statistic, and​ (c) the​ P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p1>p2. The sample data are x1=116, n1= 252​,x2=142​, and n2=303. a. Choose the correct null and alternative hypotheses below. A. H0: p1= p 2 versus H1: p1 > p 2 B. H0 : p1=p2 versus H1: p1≠p2 C. H0:...
Perform the indicated goodness-of-fit test. Use a significance level of 0.01 to test the claim that...
Perform the indicated goodness-of-fit test. Use a significance level of 0.01 to test the claim that workplace accidents are distributed on workdays as follows: Monday 25%, Tuesday: 15%, Wednesday: 15%, Thursday: 15%, and Friday: 30%. In a study of 100 workplace accidents, 25 occurred on a Monday, 17 occurred on a Tuesday, 16 occurred on a Wednesday, 12 occurred on a Thursday, and 30 occurred on a Friday
A 0.01 significance level is used for a hypothesis test of the claim that when parents...
A 0.01 significance level is used for a hypothesis test of the claim that when parents use a particular method of gender​ selection, the proportion of baby girls is different from 0.5. Assume that sample data consists of 78 girls in 169 ​births, so the sample statistic of six thirteenths results in a z score that is 1 standard deviation below 0. Complete parts​ (a) through​ (h) below. A . Identify the null hypothesis and the alternative hypothesis. Choose the...
Conduct the following test at the α=0.01 level of significance by determining ​(a) the null and...
Conduct the following test at the α=0.01 level of significance by determining ​(a) the null and alternative​ hypotheses, ​(b) the test​ statistic, and​ (c) the​ P-value. Assume that the samples were obtained independently using simple random sampling. Test whether p1≠p2. Sample data are x1=28​, n1=254​, x2=36​,and n2=302. ​(a) Determine the null and alternative hypotheses. Choose the correct answer below. A. H0: p1=p2 versus H1: p1>p2 B. H0: p1=p2 versus H1: p1<p2 C. H0: p1=p2 versus H1: p1≠p2 D. H0: p1=0...
Conduct the following test at the α=0.01 level of significance by determining ​(a) the null and...
Conduct the following test at the α=0.01 level of significance by determining ​(a) the null and alternative​ hypotheses, ​(b) the test​ statistic, and​ (c) the​ P-value. Assume that the samples were obtained independently using simple random sampling. Test whether p1≠p2. Sample data are x1=28​, n1=254​, x2=36​,and n2=302. ​(a) Determine the null and alternative hypotheses. Choose the correct answer below. A. H0: p1=p2 versus H1: p1>p2 B. H0: p1=p2 versus H1: p1<p2 C. H0: p1=p2 versus H1: p1≠p2 D. H0: p1=0...
A 0.01 significance level is used for a hypothesis test of the claim that when parents...
A 0.01 significance level is used for a hypothesis test of the claim that when parents use a particular method of gender selection, the proportion of baby girls is different from 0.5. Assume that sample data consists of 78 girls in 169 births, so the sample statistic of 6/13 results in a z score that is 1 standard deviation Complete parts (a) through (h) below a. identify the null hypothesis and alternative hypothesis. b. what is the value of a?...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT