d. The degrees of freedom =e. The test-statistic for this dataf. The p-value for this sampleg. The p-value is (greater than=(Please show your answer to three decimal places.)(Please show your answer to four decimal places.)α A die is rolled 120 times to see if it is fair. The table below shows the frequencies for each of the sixpossible outcomes. Use a level of significance of a = = 0.05.a. Complete the rest of the table by filling in the expected frequencies (enter your answers in fractionform):Frequency of Dice ValuesOutcome Frequency Expected Frequency1234517271923126b. What is the correct statistical test to use?Goodness-of-Fit Cc. What are the null and alternative hypotheses?Ho:22The die rolls are independent.The die rolls are dependent.The distribution of die rolls is not uniform.The distribution of die rolls is uniform.

The question is about categorical data analysis.Given :No. of times die is rolled ( n ) = 120To find…

Answered: A die is rolled 120 times to see if it…

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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You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 99% confident that the sample percentage is within 1.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n= (Round up to the nearest integer.) B- Assume that a prior survey suggests that about 38% of air passengers prefer an aisle seat. n = (Round up to the nearest integer.)
A random sample of 1756 Texas government employees were selected for a study on race. The table below shows the results of the survey. Observed Frequencies of Race from the Sample Outcome Observed Frequency White 720 Hispanic 755 Black 158 Other 123 The racial distribution for the state of Texas is shown in the second column below. Fill in the expected frequencies. (Round to the nearest whole number). Frequencies of Race Outcome Expected Percent Expected Frequency White 42 Hispanic 40 Black 10 Other 8
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 95% confident that the sample percentage is within 5.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n = (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 34% of air passengers prefer an aisle seat. n = IDound un to the nearest integer)
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 90% confident that the sample percentage is within 4.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing known about the percentage of passengers who prefer aisle seats. n= 335 (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 38% of air passengers prefer an aisle seat. (Round up to the nearest integer.)
Sample proportion is 18%. Population proportion is 13%. Sample Size is 400. Calculated value of test statistic Z is a. -2.97 b. 2.97 c. 4.97 d. -4.97
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 95% confident that the sample percentage is within 4.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n= (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 32% of air passengers prefer an aisle seat. n= (Round up to the nearest integer.)
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 90% confident that the sample percentage is within 2.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n=1083 (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 33% of air passengers prefer an aisle seat. n=? (Round up to the nearest integer.)
Do the histogram
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 95% confident that the sample percentage is within 1.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n= (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 38% of air passengers prefer an aisle seat. @ 2 S n= (Round up to the nearest integer.) x дв nd # 3 E D BO C $ R F V 5 T G 6 B Y H 7 N *99 U J . 8 DHE I M ( 9 K be O O L 1 P command Time Remaining: 01:09:52 > ; I { [ option ? | . Next 1 delete
A random sample of 1700 Texas government employees were selected for a study on race. The table below shows the results of the survey. Outcome White The racial distribution for the state of Texas is shown in the second column below. Fill in the expected frequencies. (Round to the nearest whole number). Hispanic Black Observed Frequencies of Race from the Sample Outcome Observed Frequency White 697 Hispanic 714 Other Black Other 136 153 Frequencies of Race Expected Percent 37 41 10 12 Expected Frequency

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