KTest the claim below about the mean of the differences for a population of paired data at the level of significance a. Assume the samples are random and dependent, and the populations are normally distributed.Claim: 20; a=0.10. Sample statistics: d= -2.2, sd = 1.1, n = 15Identify the null and alternative hypotheses. Choose the correct answer below.OA. Ho: Hd <0Had 20OC. Ho Hd SoHa Hd O○ E. Ho: >Had soThe test statistic is t(Round to two decimal places as needed.)The P-value is(Round to three decimal places as needed.)Since the P-value isOB. Ho Hd 20Hаїна<0OD. Ho Hd=0Ha Hd #0OF. Ho Hd #0Ha d=0the level of significance,the null hypothesis. Therestatistically significant evidence to reject the claim.

Step 1: Hypotheses FormulationThe claim we are testing is μd≥0. This sets up our hypotheses as…

Answered: K Test the claim below about the mean…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Use technology to help you test the claim about the population mean, µ, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: u> 1260; a= 0.01; o = 203.23. Sample statistics: x= 1278.79, n = 300 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: H> 1260 O B. Ho: Hs 1278.79 HaiHS 1260 HaiH> 1278.79 O C. Ho: H2 1260 HaiH 1260 E. Ho: H> 1278.79 O F. Ho: H2 1278.79 HaiHS 1278.79 Ha:u< 1278.79
Use technology to help you test the claim about the population mean, u, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: us1160; a= 0.08; o = 198.07. Sample statistics: x = 1182.77, n = 275 %3D Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: u> 1160 Hai HS1160 O B. Ho: p21182.77 HgiH 1160 O D. Ho: us1182.77 Ha:u> 1182.77 O E. Ho: u21160 Ha: µ1182.77 H3: µs 1182.77 Calculate the standardized test statistic. The standardized test statistic is. (Round to two decimal places as needed.) Determine the P-value. = (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. enough evidence to Vthe claim. Ho. At the 8% significance level, there
All Test the claim about the population mean, p, at the given level of significance using the given sample statistics. age Claim: u = 50; a=0.02; o= 3.06. Sample statistics: x= 49.8, n 75 Identify the null and alternative hypotheses. Choose the correct answer below. gat O A. H, p 50 O C. H,: H> 50 Ha: u= 50 O D. Ho: H#50 Ha p= 50 OF Ho H=50 Ha:p< 50 E. H, H= 50 H3 u#50 Calculate the standardized test statistic. The standardized test statistic is -0.57. (Round to two decimal places as needed.) Determine the critical value(s). Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. The critical value is. O B. The critical values are +
If we want to compare average charges for males and females, we would use O two sample z- test O single sample t-test O Correlation OTwo sample t-test
Use technology to help you test the claim about the population mean, µ, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: u> 1150; a = 0.08; ở = 198.94. Sample statistics: x = 1176.49, n= 300 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: us1150 O B. Ho: Hs1176.49 Ha:H>1150 Ha: H>1176.49 O C. Ho: H>1176.49 Ha: HS1176.49 O D. Ho: μ21176.49 H3: H1150 Ha:H<1150 Hg: H51150 Determine the P-value. P = (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. V Ho. At the 8% significance level, there V enough evidence to V the claim. Click to select your answer(s). 3,257 1,732 DEC 8. Ps
Question Help Y 12.2.79 The number of successes and the sample size for a simple random sample from a population are given below. x = 8, n = 40, Ho:p=0.4, H2: p< 0.4, a = 0.01 a. Determine the sample proportion. b. Decide whether using the one-proportion z-test is appropriate. c. If appropriate, use the one-proportion z-test to perform the specified hypothesis test. Click here to view a table of areas under the standard normal curve for negative values of z. Click here to view a table of areas under the standard normal curve for positive values of z. c. Determine the test statistic, if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your answer. z= - 2.58 (Round to two decimal places as needed.) B. The one-proportion z-test is not appropriate. Identify the critical value(s), if appropriate. Select the correct choice below and, if necessary, fill in the answer box to complete your answer. A. ±Za/2 (Round to two decimal places as…
Use technology to help you test the claim about the population mean, µ, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed. Claim: u> 1290; a= 0.03; o = 196.18. Sample statistics: x= 1310.04, n= 200 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: u2 1290 O B. Ho: u>1310.04 Ha: H 1310.04 Hap> 1290 Ο Ε. Ho με 1310.04 F. Ho: u> 1290 Ha: H< 1310.04 Ha us1290
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ>1290; α=0.02; σ=210.88. Sample statistics: x=1309.93, n=200 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ>1290 Ha: μ≤1290 B. H0: μ≥1290 Ha: μ<1290 C. H0: μ≤1290 Ha: μ>1290 D. H0: μ≥1309.93 Ha: μ<1309.93 E. H0: μ≤1309.93 Ha: μ>1309.93 F. H0: μ>1309.93 Ha: μ≤1309.93 Calculate the standardized test statistic. The standardized test statistic is nothing. (Round to two decimal places as needed.) Determine the P-value. P=nothing (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. ▼ Reject Fail to reject H0. At the 2% significance level, there ▼ is not is enough…
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Use technology to help you test the claim about the population mean, u, at the given level of significance, a, using the given sample statistics. Assume the population is normally distributed Claim: 1180; a=0.06: a202.19. Sample statistics x= 1208.77, n=300 Identify the null and alternative hypotheses. Choose the correct answer below. OA H 1208.77 H1208.77 OC. H₂>1208.77 H:Hs 1208.77 OE H:1208.77 H₂>1208.77 Calculate the standardized test statistic The standardized test statistic in (Round to two decimal places as needed) Determine the P-value P= (Round to three decimal places as needed.) Determine the outcome and conclusion of the test Ho. At the 6% significance level, there enough evidence to OB. Hop21180 H₂1180 OD. Hus 1180 H₂>1180 OF H₂1180 Hps 1180 the claim

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