A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1227 males​ surveyed, 176 responded that they had at least one tattoo. Of the 1074 females​ surveyed,126 responded that they had at least one tattoo. Construct a ​99% confidence interval to judge whether the proportion of males that have at least one tattoo differs significantly from the proportion of females that have at least one tattoo. Interpret the interval.

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

A:

Q: A survey of 700 non-fatal accidents showed that 167 involved uninsured drivers. Construct a 99%…

A: Given data,n=700x=167Point estimate isp=xn=167700=0.2386Construct a 99% confidence interval?

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

A: We have given that,n1=1241,x1=186,n2=1093,x2=129

Q: A television station surveys 200 customers and finds that 23% of customers watch the evening news.…

A: Given data n=200 p=23% confidence level=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: Out of 400 people sampled, 32 had kids. Based on this, construct a 95% confidence interval for the…

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

Q: In a survey of 3985 ​adults, 711 oppose allowing transgender students to use the bathrooms of the…

A: Given, n=3985 x=711 To find a confidence interval for a population proportion.

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: In a survey of 4008 ​adults, 728 oppose allowing transgender students to use the bathrooms of the…

A:

Q: researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 520…

A:

Q: In a survey of 2282​ adults, 749 say they believe in UFOs. Construct a 90% confidence interval for…

A:

Q: 2. In 2001, a Gallup poll surveyed 1016 households in the U.S about their pets. Of those surveyed,…

A: Given;n = 1016 x = 599p' = xn=5991016=0.58957

Q: m what their favorite color was. 23 people said their favorite color is blue. Using this sample,…

A: Sample proportion is the fraction of successful samples and total number of samples. Here,  Total…

Q: A  campaign wants to construct 90% confidence interval for the proportion of likely voters who…

A: Find z-critical value.

Q: a survey of 1083 people, 585 answered "yes" to a particular question. Construct a 90% confidence…

A:

Q: In a random sample of 500 adults, 410 described themselves as vegetarians. Construct a 95%…

A: We have been provided with the following information about the adults who describe themselves as…

Q: When 307 college students are randomly selected and surveyed, it is found that 128 own a car. Find a…

A: Given Data Sample Size, n = 307 Number of successes, x = 128 Significance level,…

Q: 324 out of a simple random sample of 400 students hated their online math course. Find a 99%…

A: Given: Number of students that hated the online math course (y) = 324 Number of students (n) = 400…

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: A recent survey suggests that 52% of Americans say dogs are their favorite animals. If 84 people are…

A: As per honor code, we will only answer first question: 1)  p=0.52 n=84, p^=0.42 Use the formula of…

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 research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll,…

A: Given , n = 1008 x = 598

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: A survey of 800 women shoppers found that 15% of them shop on impulse.  What is the 95% confidence…

A: n = 800p^ = 0.1595% CI for p = ?

Q: An interactive poll found that 397 of 2,391 adults aged 18 or older have at least one tattoo. A.…

A: Given data: Sample size (n) = 2391 x = 397 adults To construct: 1.95 % confidence interval 2.98%…

Q: A survey of 300 women shoppers found that 17% of them shop on impulse. What is the 80% confidence…

A: From the provided information,A survey of 300 women shoppers found that 17% of them shop on impulse.…

Q: In a survey of 3983 ​adults, 747 oppose allowing transgender students to use the bathrooms of the…

A:

Q: In a sample of 300 people, 48 identified as dog owners. Construct a 99% confidence interval for the…

A: Obtain the 99% confidence interval for the true proportion of people who are dog owners. The 99%…

Q: A survey asked, "How many tattoos do you currently have on your body?" Of the 1229 males surveyed,…

A: From the provided information,

Q: An ice cream shop wants to know how many customers enjoy their newest flavor. 200 randomly selected…

A:

Q: A research institute poll asked respondents if they felt vulnerable to identify a theft. In the poll…

A: Given,n=1000x=501p^=xnp^=5011000=0.5011-p^=1-0.501=0.499α=1-0.99=0.01α2=0.005Z0.005=2.58    (from…

Q: An internet service provider sampled 540 customers and found that 55 of them experienced an…

A:

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

A:

Q: In a survey of 2013 adults in a recent​ year, 731 made a New​ Year's resolution to eat healthier.…

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: In a random sample of 250 high school students, it was found that 85.2% (213) of them later…

A:

Q: f 260 employees selected randomly from one company, 18.46% of them commute by carpooling. Construct…

A: Given data, n=260 p=18.46% =0.1846 z-value at 98% confidence is Zc=2.326

Q: Out of 100 people sampled, 54 had kids. Based on this, construct a 90 % confidence interval for the…

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.