Homework Answers
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 through d please To test Ho = 50 versus Hy < 50, a random sample...
a through d please
To test Ho = 50 versus Hy < 50, a random sample of size n=23 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 Tail (a) If x = 46 4 and s= 12.9, compute the test statistic. to-(Round to three decimal places as needed) (b) If the researcher decides to test this hypothesis at the a=0.05 level...
To test Ho : ?= 20 versus H1 : ?< 20, a simple random sample of...
To test Ho : ?= 20 versus H1 : ?< 20, a simple random sample of size n = 17 is obtained from a population that is known to be normally distributed Answer parts (a)-(d) E Click here to view the t-Distribution Area in Right Tail (a) If x 18.3 and s 3.8, compute the test statistic. t-(Round to two decimal places as needed.)
To test Ho: u = 20 versus Hy: u<20, a simple random sample of size n= 16 is obtained from a population that is known...
To test Ho: u = 20 versus Hy: u<20, a simple random sample of size n= 16 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 = 4.1, compute the test statistic. t (Round to two decimal places as needed.) (b) Draw a t-distribution with the area that represents the P-value shaded. Which of the following graphs...
To test Ho μ-100 versus H1 : μ#100, a simple random sample size ofna 23 is...
To test Ho μ-100 versus H1 : μ#100, a simple random sample size ofna 23 is obtained from a population that is known to be normally distributed. Answer parts EB Click here to view the t-Distribution Area in Right Tail. (a) If x 105.4 and s 9.3, compute the test statistic (Round to three decimal places as needed.)
To test Ho: p= 100 versus Hy: p* 100, a simple random sample size of n...
To test Ho: p= 100 versus Hy: p* 100, a simple random sample size of n = 20 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 = 105.4 and s= 9.1, compute the test statistic. (Round to three decimal places as needed.) ta (b) If the researcher decides to test this hypothesis at the a=0.01 level of significance, determine the...
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...
To test Ho: p= 100 versus Hy: p + 100, a simple random sample size of...
To test Ho: p= 100 versus Hy: p + 100, a simple random sample size of 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 = 105.4 and s = 9.7, compute the test statistic. t= (Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a= 0.01 level of...
To test Upper H 0: muequals40 versus Upper H 1: muless than40, a random sample of...
To test Upper H 0: muequals40 versus Upper H 1: muless than40, a random sample of size nequals22 is obtained from a population that is known to be normally distributed. Complete parts (a) through (d) below. LOADING... Click here to view the t-Distribution Area in Right Tail. (a) If x overbarequals36.9 and sequals14.7, compute the test statistic. t 0equals nothing (Round to three decimal places as needed.)
To test Ho: u = 105 versus Hy: # 105 a simple random sample of size...
To test Ho: u = 105 versus Hy: # 105 a simple random sample of size n= 35 is obtained. Complete parts a through e below. Click here to view the t-Distribution Area in Right Tail. (a) Does the population have to be normally distributed to test this hypothesis? Why? O A. No, because the test two-tailed OB. Yes, because n 2 30. OC. No, because n 2 30. OD. Yes, because the sample random (b) If x= 101.9 and...
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 through d please
To test Ho = 50 versus Hy < 50, a random sample of size n=23 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 Tail (a) If x = 46 4 and s= 12.9, compute the test statistic. to-(Round to three decimal places as needed) (b) If the researcher decides to test this hypothesis at the a=0.05 level...
To test Ho : ?= 20 versus H1 : ?< 20, a simple random sample of size n = 17 is obtained from a population that is known to be normally distributed Answer parts (a)-(d) E Click here to view the t-Distribution Area in Right Tail (a) If x 18.3 and s 3.8, compute the test statistic. t-(Round to two decimal places as needed.)
To test Ho: u = 20 versus Hy: u<20, a simple random sample of size n= 16 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 = 4.1, compute the test statistic. t (Round to two decimal places as needed.) (b) Draw a t-distribution with the area that represents the P-value shaded. Which of the following graphs...
To test Ho μ-100 versus H1 : μ#100, a simple random sample size ofna 23 is obtained from a population that is known to be normally distributed. Answer parts EB Click here to view the t-Distribution Area in Right Tail. (a) If x 105.4 and s 9.3, compute the test statistic (Round to three decimal places as needed.)
To test Ho: p= 100 versus Hy: p* 100, a simple random sample size of n = 20 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 = 105.4 and s= 9.1, compute the test statistic. (Round to three decimal places as needed.) ta (b) If the researcher decides to test this hypothesis at the a=0.01 level of significance, determine the...
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...
To test Ho: p= 100 versus Hy: p + 100, a simple random sample size of 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 = 105.4 and s = 9.7, compute the test statistic. t= (Round to three decimal places as needed.) (b) If the researcher decides to test this hypothesis at the a= 0.01 level of...
To test Ho: u = 105 versus Hy: # 105 a simple random sample of size n= 35 is obtained. Complete parts a through e below. Click here to view the t-Distribution Area in Right Tail. (a) Does the population have to be normally distributed to test this hypothesis? Why? O A. No, because the test two-tailed OB. Yes, because n 2 30. OC. No, because n 2 30. OD. Yes, because the sample random (b) If x= 101.9 and...
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