Spring Semester 2022 HW/Tests MTH 213 Introductory Statistics Spring Semester 2022 Homework: HW 8 Question 12, *11.1.13-T HW Score: 71.54%, 60.81 of 85 points Part 3 of 5 x Points: 0 of 5 The table below lists the frequency of wins for different post positions in a horse race. A post position of 1 is closest to the inside rail, so that horse has the shortes dista Re . .. varies from year to year, only the first 10 post positions are included.) Use a 0.05 significance level to test the claim that the likelihood of winning is the same for the differem dose should bettors consider the post position of a horse race? Post Position 20 CO - Wins 15 11 WU 16 Determine the null and alternative hypotheses. Ho: Wins occur with equal frequency in the different post positions. Hy : At least one post position has a different frequency of wins than the others. Calculate the test statistic, x x2 = 13.333 (Round to three decimal places as needed.) Calculate the P-value P-value = (Round to four decimal places as needed.) Help me solve this View an example Ask mv instructor 1 9HW/Tests - Google. New Tab - Google.MAC=68e63ecd3225a80165075274f33bb9c6#10016 IW/Tests MTH 213 Introductory Statistics Spring Semester 2022 Jill Nahorny 05/22/22 11:48 AM Homework: HW 8 Question 7, 10.2.18 HW Score: 72.53%, 61.65 of 85 points Part 7 of 7 Points: 3.75 of 5 Save Subject Is achieving a basic skill level related to the location of the school? The results of a random sample of students by the location of school and the number of students achieving Location Reading Math Science basic skill levels in three subjects is shown in the contingency table. At o = 0.01, test the hypothesis that the variables are independent. Complete parts (a) through (d). Urban 40 50 36 Suburban 65 65 61 OC. x 2 XO OC. x2sxo OD. X2 2 XO (c) Calculate the test statistic. If convenient, use technology. x2 = 0 (Round to three decimal places as needed.) Clear all Check answer Help me solve this View an example Get more help - P Pearson 11:49 AM 73OF Partly sunny ~ 4x 5/22/2022 = 1 9 HW/Tests - Google. New Tab - Google.e.com/course.html?courseld=17136223&OpenVellumHMAC=68e63ecd3225a80165075274f33bb9c6#10016 W/Tests MTH 213 Introductory Statistics Spring Semester 2022 E Homework: HW 8 Question 15, *11.2.15 HW Score: 75.05%, 63.79 of 85 points Part 4 of 4 Points: 3.64 of 5 Save A poll was conducted to investigate opinions about global warming. The respondents who answered yes when asked if there is solid evidence that the wit is now global warming. The results are given in the accompanying data table. Use a 0.05 significance level to test the claim that the sex of the respond men and women appear to agree, or is there a substantial difference? Human activity Natural patterns Don't know Male 315 148 42 Female 334 141 40 Click here to view the chi-square distribution table. Compute the test statistic. 0.677 (Round to three decimal places as needed.) Find the critical value(s). 5.991 (Round to three decimal places as needed. Use a comma to separate answers as needed.) What is the conclusion based on the hypothesis test? sufficient evidence to warrant rejection of the claim that the sex of the respondent is inup The comer Ho. There to agree. View an example Ask my instructor Clear all Check answer Help me solve this P Pearson 73.F Partly sunny ~ d. I HW/Tests - Google. New Tab - Google