The result of an anthropology test was collected, and the grades and gender are summarized below A B C Total Male 18 3 2 23 Female 17 19 8 44 Total 35 22 10 67 Let p represent the proportion of all male students who would receive a grade of A on this test. Use a 90% confidence interval to estimate p to three decimal places. Enter your answer as a tri-linear inequality using decimals (not percents). < p<

Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1215 males​…

A:

Q: s the confidence interval 41.4%±3.8%41.4%±3.8% in the form of a trilinear inequality?

A: The confidence interval in the trilinear form can be written as: Lower limit &lt; p &lt; Upper limit…

Q: A survey was constructed that asked 1017 people how many books they had read in the past year.…

A: The following information has been given: The sample size is n=1017. The sample mean is x¯=10.5. The…

Q: Out of 500 people sampled, 390 had kids. Based on this, construct a 99% confidence interval for the…

A: Find z-critical value: For the two-tail test, Area on each tail. Area to the left of the normal…

Q: Out of 400 people sampled, 344 had kids. Based on this, construct a 99% confidence interval for the…

A: Given that sample size n = 400 Number of peoples with kids, X = 344 The critical value of Z at 99%…

Q: survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1211 males​surveyed,…

A: We have to create 99% confidence interval for difference in proportion and we have to find if…

Q: A survey was conducted to determine if adults in the U.S., France, and Germany believed humans…

A: The objective of this question is to construct 99% confidence intervals for the proportion of adults…

Q: Out of 600 people sampled, 552 had kids. Based on this, construct a 90% confidence interval for the…

A: In statistical inference, there are two types of estimation,  Point estimation and Interval…

Q: 2. Over the past week, I measured the resting heartrates of 24 women ages 30 - 50 and got the…

A: From the provided information, Sample size (n) = 24 Level of significance (α) = 0.05

Q: 140 students at a college were asked whether they had completed their required English 101 course,…

A: Given Information Total Students(n) = 140 No of students who have completed their English course(x)…

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1223 males surveyed,…

A: From the given information, 1223 males surveyed, 188 responded that they had at least one tattoo.…

Q: Out of 600 people sampled, 486 had kids. Based on this, construct a 95% confidence interval for the…

A: It is given that  Favourable cases, X = 486 Sample size, n = 600

Q: d their candidate. State your answers as percents rounded to 1 decim

A: Here it is given that -  Of the 619 randomly selected likely voters surveyed, 305 supported their…

Q: Out of 500 people sampled, 190 had kids. Based on this, construct a 90% confidence interval for the…

A: Given : Sample Size, n = 500 Number of successes, x = 190 confidence level,c=0.9

Q: Out of 400 people sampled, 68 had kids. Based on this, construct a 99% confidence interval for the…

A: Solution: Let X be the number of people had kids and n be the number of people sampled. From the…

Q: Is the proportion of all people who went trick or treating who received fruit in addition to candy…

A: based on the calculation in question 9, we can say with 95% confidence that the true proportion of…

Q: Express the confidence interval 28.9%±4.7% in the form of a trilinear inequality.

A: From the provided information, The confidence interval is in the form: 28.9% ± 4.7%

Q: Out of 600 people sampled, 462 had kids. Based on this, construct a 95% confidence interval for the…

A: We have given thatn = 600x = 462p̂ = x/n = 462/600 = 0.770Significance level (α) = 1 - 0.95 =…

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1244 males surveyed,…

A: Confidence interval give a range of plausible values for unknown parameters of population. The width…

Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1238 males​…

A:

Q: Out of 500 people sampled, 455 had kids. Based on this, construct a 90 % confidence interval for the…

A: The formula for the confidence interval for the proportion is,

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1232 males surveyed,…

A: Given that: Total number of males surveyed, n1=1232 Number of male respondent with at least one…

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1233 males surveyed,…

A: We have given that,  For males :- X1 = 183 and n1 = 1233 For females:- X2 = 139 and n2 = 1042 Then,…

Q: Researchers claimed that women exercise at the same proportion as men do. To test this claim, a…

A: For the given data Perform Z test for two proportions

Q: A 90% confidence interval for the average salary of all CEOS in the electronics industry was…

A: Confidence interval: It is defined as the range which contains the value of true population…

Q: In a sample of 85 statistics students, 41 said that finding confidence intervals for population…

A: It is given that x is 41 and sample size (n) is 85. The confidence level is 0.99.

Q: Of 200 youthful gamers (under 18) who tried the new Z-Box-Plus game, 120 rated it "excellent,"…

A: For the gamer aged "under 18":The sample size, n1=200.The sampled number of gamers, who rated it…

Q: A school district is vision test to 133 income in kindergarten children and find 16 of them are near…

A: A confidence interval gives a range of values in which the population parameter lies with certain…

Q: Enter your answer as a tri-linear inequality using decimals (not percents) accurate time three…

A: The sample proportion of the sample of size n can be defined as:  Here, X = Total number of success…

Q: asked whether they had completed their required English 101 course, and 56 students said "yes".…

A: Given: n=108x=56 The sample proportion is calculated as; p^=xn  =56108  =0.5185 We known that the…

Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1227 males​…

A:

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1228 males surveyed,…

A: Male with tattoos Sample size, n1=1228 Had at least one tattoo, x1=176   Female with tattoos Sample…

Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1246 males​…

A: The random variable is who had at least one tattoo. There are two independent samples which are…

Q: n a survey of 4033 ​adults, 706 oppose allowing transgender students to use the bathrooms of the…

A: Given data, n=4033 x=706 p=x/n =0.175 z-value at 99% confidence is Zc=2.576

Q: Out of 100 people sampled, 14 had kids. Based on this, construct a 95% confidence interval for the…

A: Given data, x=14 n=100 p=x/n= 14/100= 0.14   The z value at 95% confidence is Z=1.96

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1241 males surveyed,…

A: We have given that,  X1 = 182, n1 = 1241  And  X2 = 139, n2 = 1047 Then,  We will find the 99%…

Q: Out of 500 people sampled, 170 had kids. Based on this, construct a 99% confidence interval for the…

A:

Q: Out of 100 people sampled, 27 had kids. Based on this, construct a 95% confidence interval for the…

A:

Q: A researcher is interested in whether participat-ing in sports positively influences self-esteem in…

A: The given two groups are  1- Self -esteem level  before participating in  sports 2- Self-esteem…

Q: A survey asked, "How many tattoos do you currently have on your bodyr Of the 1203 males surveyed,…

A:

Q: Out of 600 people sampled,  510 had kids. Based on this, construct a 90% confidence interval for the…

A: It is given that Out of 600 people sampled,  510 had kids.