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 > 1280; α = 0.09; σ = 214.89. Sample statistics: x̄ = 1306.83, n = 275---Identify the null and alternative hypotheses. Choose the correct answer below.Options:A. $ H_0: \mu > 1280 $$ H_a: \mu \leq 1280 $B. $ H_0: \mu \leq 1306.83 $$ H_a: \mu > 1306.83 $C. $ H_0: \mu \leq 1280 $$ H_a: \mu > 1280 $D. $ H_0: \mu > 1306.83 $$ H_a: \mu \leq 1306.83 $E. $ H_0: \mu \geq 1306.83 $$ H_a: \mu < 1306.83 $F. $ H_0: \mu \geq 1280 $$ H_a: \mu < 1280 $

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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, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ≤1280; α=0.04 ;σ=212.13. Sample statistics: x=1311.02, n=300
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=0.05; σ=202.36. Sample statistics: x=1324.23, n=200 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≤1290 Ha: μ>1290 B. H0: μ>1324.23 Ha: μ≤1324.23 C. H0: μ>1290 Ha: μ≤1290 D. H0: μ≥1324.23 Ha: μ<1324.23 E. H0: μ≥1290 Ha: μ<1290 F. H0: μ≤1324.23 Ha: μ> Calculate the standardized test statistic. The standardized test statistic is ________ (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. (Fail or reject Reject) H0. At the 5% significance level, there____(is or is not) enough evidence to ____(reject or support) the claim.
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 distr Claim: µs 1270; a = 0.06; o = 202.73. Sample statistics: x = 1286.71, n = 300 Identify the null and alternative hypotheses. Choose the correct answer below. A. Ho:H2 1270 O B. Ho: Hs 1286.71 HaiH>1286.71 Hai H 1286.71 O D. Ho: H> 1270 HaiHS 1286.71 Ha:HS 1270 E. Hn: H2 1286.71
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>1300; α=0.09; σ=207.09. Sample statistics: x=1326.58, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≥1326.58 Ha: μ<1326.58 B. H0: μ≤1300 Ha: μ>1300 C. H0: μ≥1300 Ha: μ<1300 D. H0: μ≤1326.58 Ha: μ>1326.58 E. H0: μ>1326.58 Ha: μ≤1326.58 F. H0: μ>1300 Ha: μ≤1300 Click to select your answer and then click Check Answer. 3 parts remaining
Please refer to the following table Scores Sample Average Sample size Sample Variance Female students 80 81 Male students 77 6. 144 Use the 4 or 5 step hypothesis tests to determine at the 2% significance level, is the mean grade of the female students different from the male ones? (Please keep 2 decimal places for all calculations) (SHOW DETAILED WORK)
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≤1240; α=0.08; σ=205.98. Sample statistics: x=1259.61, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≥1240 Ha: μ<1240 B. H0: μ≤1259.61 Ha: μ>1259.61 C. H0: μ≥1259.61 Ha: μ<1259.61 D. H0: μ>1259.61 Ha: μ≤1259.61 E. H0: μ≤1240 Ha: μ>1240 F. H0: μ>1240 Ha: μ≤1240
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: μ> 1220; α = 0.08; o = 209.91. Sample statistics: X = 1239.17, n = 300 Identify the null and alternative hypotheses. Choose the correct answer below. A. Ho: μ> 1239.17 Ha:μ≤1239.17 OC. Ho: μ≤ 1220 Ha:μ> 1220 E. Ho: μ21239.17 Ha: μ 1239.17 D. Ho: μ ≥ 1220 Ha: μ 1220 Ha:μ≤ 1220
Test the claim about the population mean, µ, at the given level of significance using the given sample statistics. Claim: u = 40; ¤ = 0.09; o = 3.34. Sample statistics: x = 38.2, n = 51 Identify the null and alternative hypotheses. Choose the correct answer below. O B. Ho: H#40 O A. Ho: H40 Ha: H = 40 O E. Ho: H= 40 Ha: µ>40 O F. Ho: H= 40 Ha: H# 40 Calculate the standardized test statistic. The standardized test statistic is - 3.85 (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 B. The critical values are t Determine the outcome and conclusion of the test. Choose the correct answer below. Click to select your answer(s).
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Use technology help you test the claim about the population mean, μ, at the given level of significance, , using the given sample statistics. Assume the population is normally distributed. Claim: μ> 1270; x = 0.02; a=214.81. Sample statistics: x= 1293.27, n = 275 Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho: H> 1270 Ha: μ≤ 1270 c. Ho: Hs 1270 H₂: > 1270 OE. Ho: s1293.27 H₂: > 1293.27 Calculate the standardized test statistic. The standardized test statistic is 1.80 (Round to two decimal places as needed.) Determine the P-value. P= (Round to three decimal places as needed.) OB. Ho: μ21270 Ha: 1293.27 H₂: s1293.27 OF. Ho: 21293.27 H₂: <1293.27
population mean, i, at the given lével of significance using the given sample statistics. ples (fo Claim: u = 40; a = 0.06; ở = 3.75. Sample statistics: x = 38.5, n = 52 signme Identify the null and alternative hypotheses. Choose the correct answer below. radeboc O A. Ho:H= 40 Ha: H# 40 O B. Ho: H= 40 Hg:H 40 OF. Ho: H40 HaiH = 40 Accessibl Resource Ha:H = 40 Calculate the standardized test statistic. Tools for The standardized test statistic is. (Round to two decimal places as needed.) Multimed 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 Click to select your answer(s). МacВook Air 888 @ %23 2$ & 2 3 5 6 7 Q E Y P A G K C V M on command com 00 つ R
Use technology to help you test the claim about the population mean, H, at the given level of significance, a, using the given sample statistics. Assume the pop normally distributed. Claim: u> 1190; a= 0.07; o 201.21. Sample statistics: x = 1210.03, n 300 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho > 1210.03 O B. Ho u21190 Ha Hs 1210.03 Ha µ 1190 Ha us1190 D. Ho us1190 Ha H> 1190 O E. Ho H21210.03 O F. Ho µs1210.03 Ha µ 1210.03 Calculate the standardized test statistic. The standardized test statistic is 1.72 . (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.) (1,1) More Enter your answer in the answer box and then click Check Answer. Final Check Clear All 1 part remaining 0 耳@ earch

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