= 20 versus H,: <20. A sample of size n=52 is drawn, and x = 18....

Question

Question

Answer 1

Answer #1

6 n =520 Ho: M = 20 THI: MK 20 x = 18 = -1x7.21 (a) Z= ă-u = 18-20 = -1x V5 OFF 3 6 = -2.403 V50 1 At a=0.05, PC x 5 7 ) = 0.

Answer 2

Similar Homework Help Questions

A test is made of Ho: μ-20 versus H 1 : μ * 20. A sample...

A test is made of Ho: μ-20 versus H 1 : μ * 20. A sample of size n-58 is drawn, and x-1 The population standard deviation isa . Part 4 out of 4 Sub Determine whether to reject Ho. Since the test statistic (select) in the critical region, we (select) α-0.05 level. Tim - Ho at the Since the test statistic (select) in the critical region, we (select) α 0.01 level. -Ho at the
QUESTION 14 A test is made of H: 4 = 41 versus H, 4*41. A sample...

QUESTION 14 A test is made of H: 4 = 41 versus H, 4*41. A sample of size n=67 is drawn, and x=45. The population standard deviation is o = 29. Compute the value of the test statistic z. 6.08 0.87 O 1.13 O 0.14
Question To test H:160 versus H, H<60, a random sample of size n=24 is obtained from...

Question To test H:160 versus H, H<60, a random sample of size n=24 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d) below. Click here to view the t-Distribution Area in Right Tal. (m) 1 x - 57.1 and 12.6, compute the text statistic. 1-Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a= 0.1 level of significanos, determine the critical value(s). Although...

Question 7 of 1- 1 point) Attempt 1 of Unlimited View question in a popup 8.2...

Question 7 of 1- 1 point) Attempt 1 of Unlimited View question in a popup 8.2 Section Exercise 35-38 = 30 versus H: <30. A sample of size n=45 is drawn, and x = 26. The population standard deviation A test is made of H, is 9. (a) Compute the value of the test statistic z. (b) is Ho rejected at the a0.05 level? (c) Is He rejected at the c = 0.01 level? Part: 0/3 Part 1 of 3...
Question 7 of 1- 1 point) Attempt 1 of Unlimited View question in a popup 8.2...

Question 7 of 1- 1 point) Attempt 1 of Unlimited View question in a popup 8.2 Section Exercise 35-38 A test is made of H, 1= 30 versus H: <30. A sample of size n=45 is drawn, and x = 26. The population standard deviation is 9. (a) Compute the value of the test statistic z. (b) Is Hrejected at the a-0.05 level? (c) Is He rejected at the c = 0.01 level? Part: 0/3 Part 1 of 3 (a)...
To test Ho: u= 20 versus Hy: u<20, a simple random sample of size n= 19...

To test Ho: u= 20 versus Hy: u<20, a simple random sample of size n= 19 is obtained from a population that is known to be normally distributed. Answer parts (a)-(d). Click here to view the t-Distribution Area in Right Tail. (a) If x = 18.1 and s= 3.9, compute the test statistic. (Round to two decimal places as needed.) t = (b) Draw a t-distribution with the area that represents the P-value shaded. Which of the following graphs shows...

A test is made of Ho: u= 50 versus H1: u50. A sample of size n...

A test is made of Ho: u= 50 versus H1: u50. A sample of size n = 71 is drawn, and =56. The population standard deviation is o = 29. Compute the value of the test statistic z and determine if H is rejected at the a = 0.05 level. A) 0.21, Ho not rejected B) 1.74, Ho rejected D) 1.74, Ho not rejected C) 0.21, Ho rejected The Golden Comet is a hybrid chicken that is prized for its...
To test H0: σ= 2.3 versus H1 : σ> 2.3, a random sample of size n...

To test H0: σ= 2.3 versus H1 : σ> 2.3, a random sample of size n = 18 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d). (a) If the sample standard deviation is determined to be s- 2.1, compute the test statistic. z(Round to three decimal places as needed,) TO test H0: ơ-1.4 versus H1 : ơt 1.4, a random sample of size n-21 is obtained from a population that is...
To test Ho: u 60 versus Hy: H <60, a random sample of size n 24...

To test Ho: u 60 versus Hy: H <60, a random sample of size n 24 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d) below. 囲Click here to view the t-Distribution Area in Right Tail. (a) If x 56.4 and s 12.4, compute the test statistic h" □ (Round to three decimal places as needed.)

Let X, X,, ..., X, denote a random sample of size n from a population with...

Let X, X,, ..., X, denote a random sample of size n from a population with pdf (10) = b exp(@m()).0<x<1 where (<O<0. Derive that the likelihood ratio test of H.:0=1 versus H, :0 #1 in terms of T(x) = ŽI (3)