4. [-/4 Points] DETAILS DEVORESTAT9 14.1.07.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Criminologists have long debated whether there is a relationship between Winter Spring Summer Fall 330 335 372 325 LA USE SALT riate hypotheses. OH : P, * P, * P, * P, # 0.25 H : all p,'s = 0.25 DHP, " P2 " P3 4 0.25 H: at least one p, does not equal 0.25 O Ho:P1 * P2 * P3 * P& # 0.25 Ha: at least one p, = : P, - P, - P, = H : no p, = 0.25 Compute the test statistic value. (Round your answer to three decimal places.) 2 -0 What can we say about the P-value? O P-value 0.10 State the conclusion in the problem context. O Fail to reject Ho- There is evidence that there is a cidence of violent crime. O Fail to reject H. There is no evic he incidence of violent crime. O Reject Ho. There is no evidence that there is conditions and the incidence of violent crime. O Reject H . There is incidence of violent crime. You may need to use the appropriate table in Need Help? Read It Submit Answer 5. [-/4 Points] DETAILS DEVORESTAT9 14.1.08.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER s: (1) within e birthday, and (4) more than 90 days from the birthday. A sample of 201 patients gave observed frequencies of 12, 25, 7, and 97 for categories 1, 2, 3, and 4, respectively. State and test the relevant hypotheses using a sig A USE SALT OH: P, * 365' P2 # 365 P3 * 365 P4 * 365 H.: at least one p, = Pjo O HOP1 - 365 P2 " 365 P3 - 365 PA " TO H.: no p, = Pp O HO: P1 * 365' P2 * 365 P3 * 365 P4 * 365 He: all p;'s = Pjo O HOP - 365 P2 " 365 3 " 365 P4 - 365 H : at least one p, * P10 Calculate the test statistic. (Round your answer to two decimal places.) What can be said about the P-value for the test? O P-value 0.10 State the conclusion O Reject H.. There is no evidence of a rela date and birthday. O Fall to reject H. The is n date and birthday. O Reject Ho- The O Fail to reject H. The is ev in date and birthday. ou may need to use the appropriate table in the App to answer this question.6. [-/4 Points] DETAILS DEVORESTAT9 14.3.025.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In an investigation of alcohol use among college s dents, each male student in a Age Group 18-20 21-23 # Episodes 3-4 185 LA USE SALT state the appropriate pecan assoc elected? Carry out a test of hypotheses at significance level 0.01. OH : P = P 'P 1 = 1, 2, 3, 4; 1 = 1, 2, 3 H : at least one p,, * P;. ' P.J O Ho: Pg = 1 =1, 2, 3, 4; 1 = 1, 2, 3 H: at least one P * D Ho: P, * P, ' P.; 1 = 1, 2, 3, 4; ] = 1, 2, 3 H : at least one p. = P, ' P.j O Ho: p, * 1=1, 2, 3, 4;1 = 1, 2, 3 H : at least one p Compute the test statistic value. (Round your answer to three decimal places.) OP-value s 0.00 O 0.005 0.10 State the conclusion in the problem context. O Fail to reject Ho. There is no evidence of a sign ween binge drinking and age group. O Reject Ho. There is evidence of a signifi ge drinking and age group. O Reject Ho. There is no evidence of drinking and age group. O Fail to reject H. There is evidence of a sig en binge drinking and age group. You may need to use the appropriate Need Help? Read It 7. [-/4 Points] DETAILS DEVORESTAT9 14.3.027.5. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An article reports for both a sample of right-handed men and a sample of right-handed ger left than right foot (a difference of half a shoe size or more), or had a bigger right than left foot. LOR LER LER Sample Men 2 8 30 Women 50 23 14 87 LA USE SALT Does the data indicate that gender has a strong effect on the develop he appropriate hypotheses using a significance level of 0.05. State the appropriate hypotheses. OH : Py " P2 for / = 1, 2, 3 H: at least one Py, * P2; for / = 1, 2, 3 O He: Py " Py for 1 = 1, 2, 3 Ha Py * Pay for all / = 1, 2, 3 He : P , " P2 for all / = 1, 2, 3 H : Py = P2/ for / = 1, 2, 3 H.: at least one P1, * Pay for / = 1, 2, 3 Ha Py = P2 for / = 1, 2, 3 Compute the test statistic value. (Round your answer to three decimal places.) What can we say about the P-value? O P-value 0.10 State the conclusion in the problem context. O Fail to reject Ho. There is no ment of foot asymmetry. Fail to reject H . There ment of foot asymmetry. f foot asymmetry.8. [-/4 Points] DETAILS DEVORESTAT9 14.SE.501.XP.S. The accompanying data refers to leaf marks found on white clover samples selected from both long-grass areas and short-grass areas. Use a y" test to decide whether the true proportions of different marks are identical for the two types of regions. (Use a = 0.01.) Type of Mark LL Y+YL Others Sample Size Long Grass 415 11 277 732 Areas Short- Grass 520 1 4 11 220 769 Areas LOL USE SALT State the appropriate hypotheses. O Ho: P1 * P2j J = 1, 2, 3, 4, 5 H : allP O Ho: Pi # P2j J = 1, 2, 3, 4, 5 H : at least one P. = P2j OH : P P21 pot j = 1, 2, 3, 4, 5 H : no P 1j OH Py = P21 1 = 1, 2, 3, 4, 5 H : at least one p * P 21 Calculate the test statistic. (Round your answer to two decimal places.) What can be said about the P-value for the test? O P-value 0.10 State the conclusion in the problem context. O Reject H . There is no evidence that the proportions are different. O Reject Ho. There is evidence that the proportions are different. O Fail to reject H . There is no evidence that the proportions are different. O Fail to reject H . There is evidence that the proportions are different