Question

Find the P-value for the indicated hypothesis test. [8]15)a) Assume a left tail test under a...

Find the P-value for the indicated hypothesis test. [8]15)a) Assume a left tail test under a normal distribution with an outcome whose z_score is-1.18b) Assume a samplle of size 38, a right-tailed test under a t-distribution whose t_value is1.687c) Assume a two-tailed test, normal distribution and a sample whose z_score is 1.54.d) Assume a left_tailed test, chi-square distribution and a sample of size 12 whosechi_square statistc is 3.053

Homework Answers

Answer #1

P value calculation.

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
State the null and alternate hypothesis. Will you use a left tail, right tail or 2...
State the null and alternate hypothesis. Will you use a left tail, right tail or 2 tailed test? Identify the sampling distribution to be used: standard normal, Student’s t or chi squared. Find the value of the test statistic. Find the P-Valu Based on your answers, shall we reject or accept the null hypothesis? Write the conclusion in the context of the problem.   Flying time on an old route between 2 cities has a mean value of =5.25 hours with...
Assume we are conducting a hypothesis test at the 5% significance level. Find the p-value for...
Assume we are conducting a hypothesis test at the 5% significance level. Find the p-value for a left-tailed test if z0= -1.92. Is there enough evidence to reject the null hypothesis? Find the p-value for a right-tailed test if z0= 2.53. Is there enough evidence to reject the null hypothesis? Find the p-value for a two-tailed test if z0= -2.91. Is there enough evidence to reject the null hypothesis? Find the p-value for a two-tailed test if z0= 2.88. Is...
find the p-value for the indicated hypothesis test with the given standardized test statistic, z. decide...
find the p-value for the indicated hypothesis test with the given standardized test statistic, z. decide whether to reject H0 for the given level of significance a. right-tailed test with statistic z=1.47 and a=0.06. p-valuue =
In R, how to use pt( ) to find the one-sided left-tail p-value for t=-1.98 with...
In R, how to use pt( ) to find the one-sided left-tail p-value for t=-1.98 with df=8? And what is the one-sided right-tail p-value for t=1.98 with df=8? And what is the two-sided p-value for t=1.98 with df=8? Print the code please, thank you!
We have a left tail one sample test for the population mean. Assume the null hypothesis...
We have a left tail one sample test for the population mean. Assume the null hypothesis is true. Use 4% for the significance level. The sample size is 27, the sample mean is 32.8, the sample standard deviation is 4.1, and the null mean is 35. The test result is (a) a correct decision (b) a Type I error (c) a Type II error 3. The test statistic value for the previous problem is
Find the P-value of a test of hypothesis if the value found for the sample mean...
Find the P-value of a test of hypothesis if the value found for the sample mean was 35.03 the Null Hypothesis assumes that the population mean is Mu=33, the population standard deviation is 8 and the sample size is sample size is 12
15. Calculate the pp-value for each of the given hypothesis test scenarios below. Round pp-values to...
15. Calculate the pp-value for each of the given hypothesis test scenarios below. Round pp-values to four decimal places. Find the p-value for a left-tailed test of hypothesis for a mean when the test statistic has been calculated as -2.08. Assume the population standard deviation is known. p-value= Find the p-value for a right-tailed test of hypothesis for a mean when the test statistic has been calculated as 1.26. Assume the population standard deviation is known. p-value= Find the p-value...
Use the Student's t-distribution to find the t-value for each of the given scenarios. Round t-values...
Use the Student's t-distribution to find the t-value for each of the given scenarios. Round t-values to four decimal places. Find the value of t such that the area in the left tail of the t-distribution is 0.0005, if the sample size is 19. t= Find the value of t such that the area in the right tail of the t-distribution is 0.025, if the sample size is 41. t= Find the value of t such that the area in...
1. A hypothesis test had a test statics of -2.57. If this is a left tailed...
1. A hypothesis test had a test statics of -2.57. If this is a left tailed t-test, with a sample size of 15 and a significance level of 5%, what can be concluded? 2. A person claims that their roommate washes their dishes no more than 2 times a week. A hypothesis test on the matter resulted in a test statics of 1.86. If this is a t-test with sample size of 10 and a significance level of 10%, what...
1. Find the critical z-value(s) for a right-tailed test with α = 0.02Assume a normal population....
1. Find the critical z-value(s) for a right-tailed test with α = 0.02Assume a normal population. 2. Find the critical t-value(s) for a two-tailed test with n = 12,  α = 0.05. Assume a normal distribution. 3. Express the claim in symbolic form: At least half the students at this school carpool to campus. 4. Express the claim in symbolic form:The average number of sick days taken annually by individual faculty members at this school is 4. 5. Express the claim...