The table below contains the results from random samples of two populations. Sample 1 38.1 35.3...

Question

Question

The table below contains the results from random samples of two populations. Sample 1 38.1 35.3 43.2 40.4 43.8 wa 34.9 39.7 c

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

The table below contains the results from random samples of two populations. Sample 51.6 40.3 36.9...

The table below contains the results from random samples of two populations. Sample 51.6 40.3 36.9 34.7 34.7 40.2 40.2 43 32.6 Sample 2 32.3 35.8 37.7 40.8 40.5 45.1 34.2 29.3 43 45 365 30.5 28.2 44.7 29.4 29.4 43.7 44.7 41.5 33.5 At a = 0.10, test the claim that the standard deviation of Population 1 is less than the standard deviation of Population 2. 1. The alternate hypothesis is Ha: Os <s Οσι < σ2 OO <o...
The table below gives results from random samples of salaries in two cities. Pop City 1...

The table below gives results from random samples of salaries in two cities. Pop City 1 San Francisco 2 Houston s($) 402947 36 | 3739 At a = 0.01, test the claim that salaries in San Francisco have the same variation as salaries in Houston. 1. The null hypothesis is Ho: O $i = 52 O I = 12 OH = H2 O 01 = 02 2. This is a two tailed test with: dfn and dfa- 3a. The STS...
A random sample of size ny = 36 yields a variance of 6.2, and a random...

A random sample of size ny = 36 yields a variance of 6.2, and a random sample of size n2 = 37 yields a variance of 8.4. At a = 0.01, test the claim that the variance of Population 1 is less than the variance of Population 2. 1. The alternate hypothesis is Ha: si < 82 Οσι < σ2 oo <o Osi <s 2. This is a left tailed test with: dfn- and dfa - 3a. The STS (to...

The table below gives results from random samples of weights (in pounds) of men and women....

The table below gives results from random samples of weights (in pounds) of men and women. Pop Gender 1 Men 2 Women n s 40 8.7 33 10.6 At a 0.05, test the claim that weights of men are more consistent than weights of women. 1. The alternate hypothesis is Ha: Osı > S2 O si <S2 Οσι < σ2 Oo > 02 2. This is a left tailed test with: df and dfa 3a. The STS (to 2 decimals)...
A random sample of size ni = 30 yields a standard deviation of 8.5, and a...

A random sample of size ni = 30 yields a standard deviation of 8.5, and a random sample of size n2 = 31 yields a standard deviation of 6.6. At a = 0.01, test the claim that the standard deviation of Population 1 is not the standard deviation of Population 2. 1. The alternate hypothesis is Ha: Oo o 0917 02 Os s Osi #s2 2. This is a two tailed test with: dfn= and dfa - 3a. The STS...
The table below gives results from the times (in seconds) that runners Jared and Derek have...

The table below gives results from the times (in seconds) that runners Jared and Derek have taken to complete random samples of 10 kilometer races. Pop 1 2 Runner n Jared 29 Derek 28 30 48 At a 0.05, test the claim that Jared's times are less consistent than Derek's times. 1. The alternate hypothesis is Ha: Os > s Oo > o Oo <ož Os < s 2. This is a right tailed test with: df and dfa- 3a....

Independent random samples were selected from each of two normally distributed populations, n = 6 from...

Independent random samples were selected from each of two normally distributed populations, n = 6 from population 1 and n2 = 5 from population 2. The data are shown in the table to the right. Complete parts a through c below. 4.7 4.6 1.6 2.3 1.2 3.8 0.6 3.9 C. Test Ho: 02202 against He:0; >o. Use a = 0.01. Determine the test statistic. F= (Round to two decimal places as needed.) Find the p-value. p= (Round to three decimal...
Houston 310 325 334 383 319 306 Denver 315 336 401 404 Miami 374 369 327...

Houston 310 325 334 383 319 306 Denver 315 336 401 404 Miami 374 369 327 387 320 New York City Pittsburg 330 416 383 377 368 406 382 367 335 The table gives prices of houses in 5 cities, in $1000's. At a = 0.01, test the claim that the population mean price is the same for each city. 1. The null hypothesis is Ho: OH = H2 = 43 OH = H2 = H3 = 44 OM =...
You are given two random samples with the information shown below. Use a significance level of...

You are given two random samples with the information shown below. Use a significance level of 0.05 for testing the hypothesis that Hy oso Item 1 Sample 1 119 Sample 2 10.5 2 139 98 3 11.5 8.5 4 119 6.7 50 14.3 11.5 State the null and alternative hypotheses Choose the correct answer below. O A. Ho of so O B. Ho o so Oc. Họ gì so OD. Ho of so HA 0² 203 HA 0 0 HA...

Consider the following summary statistics, calculated from two independent random samples taken from normally distributed populations....

Consider the following summary statistics, calculated from two independent random samples taken from normally distributed populations. Sample 1 F1 = 22.49 11 = 2.54 P1 = 15 Sample 2 F2 = 27.31 3 = 3.08 P2 = 18 Test the null hypothesis HO : H1 = 2 against the alternative hypothesis HA: MI <H2 a) To save you on calculations, I will tell you that the standard error of the difference in sample means (SE(X_1 bar - X_2 bar)) is...