A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.01 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 80 88 48 75 32 66 74 54 72 78 104 95 76 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? A. Ho: u60 seconds H:u60 seconds O B. Ho: u60 seconds H:u> 60 seconds OC. Hoiu60 seconds OD. Ho: 60 seconds H:u< 60 seconds H: u60 seconds

A magazine reported that at the top 50 business schools in a region, students studied an average of 13.3 hours. Set up a hypothesis test to try to prove that the mean number of hours studied at your school is different from the reported 13.3 hour benchmark. Complete parts (a) through (c) below. O E. H X#13.3 H: X= 13.3 P. Ho p=13.3 H, p#13.3 O G. H, p= 13.3 H, X+13.3 OH. H, p#13.3 H, p=13.3 OL H a 13.3 H: a = 13.3 O J. Ho a= 13.3 H a# 13.3 O K. H, p# 13.3 H1: X= 13.3 OL Ho B#13.3 H B= 13.3 b. What is a Type I error for your test? A. Concluding that the mean number of hours studied at your school is different from the reported 13.3 hour benchmark when in fact it is not different O B. Concluding that the mean number of hours studied at your school is different from the reported 13.3 hour benchmark when in fact it is different C. Concluding that the mean number of hours studied at your school is not different from the reported 13.3 hour benchmark when in fact it is different c. What is a…

which of the following sample data: sample size= 100 sample mean= 340z/hr sample variance= 90z/ hr construct a 98% confidence interval  for μ. the population mean is what?

A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.01 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 75 88 50 77 49 34 66 75 72 58 71 81 105 95 73 What are the null and alternative hypotheses? O A. Ho: µ= 60 seconds B. Ho: µ = 60 seconds %3D %3D H1: µ 60 seconds C. Ho: µ + 60 seconds D. Ho: µ = 60 seconds H1: µ= 60 seconds H1: µ# 60 seconds Determine the test statistic. (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.) State the final conclusion that addresses the original claim. Ho. There is estimating one minute. evidence to conclude that the original claim that the mean of the population of estimates is 60 seconds correct. It that, as a group, the students are reasonably good at

A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.01 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 75 88 48 77 50 33 69 72 78 59 73 82 100 101 75 D S Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? O A. Ho: μ= 60 seconds OB. Ho: 60 seconds H₁ μ 60 seconds H₁: #60 seconds Determine the test statistic. lete (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.)

Students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Assume that a simple random sample has been selected, Use a 0.10 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 69 82 38 66 41 21 58 64 64 46 63 72 97 90 67 Perform the test assuming that the requirements are met. Identify the null and alternative hypotheses. (Type integers or decimals. Do not round.)

A hospital has a main campus and three satellite locations. Management wants to reduce waiting time for ER cases. A random sample of 11 ER cases at each location was selected, and the waiting time was measured. Excel.) Complete parts (a) through (d) to determine if there is statistical evidence of a difference in the mean waiting times betweeen the four locations. a. State the two hypotheses. Choose the correct answer below. O B. Ho: H1 = H2 = ••• = H4 H;: 41 H2# • • • # µ4 O A. Ho: H1 =H2 = ••• = H4 H;: Not all H are equal (where j= 1,2,.4) OC. Họ: H1 = H2 = • •• = H1 H;: 41 # H2# • •• #H11 D. Ho: H1 = H2= • •• - H11 H;: Not all H; are equal (where j= 1,2,.,11) b. At the 0.05 level of significance, state the test statistic. (Round to two decimal places to the right of the decimal point as needed.) O A. FSTAT = 0.005 , from the first row of the ANOVA table O B. FSTAT = 4.91 , from the first row of the ANOVA table O C. FSTAT = 2.05 , from the first row of the ANOVA table O D. FSTAT =…

O.3. Question Help A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.10 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 66 80 37 66 45 22 62 66 65 45 64 73 94 91 63 O Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? O A. Ho: u= 60 seconds H:µ#60 seconds O B. Ho: H= 60 seconds H4:µ 60 seconds O D. Ho: u#60 seconds H:µ = 60 seconds Click to select your answer and then click Check Answer. ? 3 3 parts remaining Clear All Check Answer MacBook 888 DD esc. F7 F8 F9 F10 F11 F12 F3 F4 F5 F6 F1 @ $ & 1 2 4 5 7 8 Q W E R. T Y tab A S G J K os lock C V B # 3