survey 500 students are selected randomly 230 say that they believe in their perents decisions are good construct 80% confidence interval for the population proportion of students who believe that their perents decision are good is.

survey 500 students are selected randomly 230 say that they believe in their perents decisions are good construct 80% confidence interval for the population proportion of students who believe that their perents decision are good is.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Related questions

Q: The Diabetic Association of Pakistan sampled 4900 severely overweight Pakistanis between 20 and 59…

A: Given,sample size(n)=4900sample proportion(p^)=0.171-p^=1-0.17=0.83α=1-0.95=0.05α2=0.025Z0.025=1.96…

Q: According to a simple random sample, 30 of 160 of workers said they didn’t get a promotion that they…

Q: More carry-on bags for passengers on a flight can delay the loading and un-loading of passengers.…

A: Given: Number of favorable cases (X) = 172…

Q: A survey asked, How many tattoos do you currently have on your body?" Of the 1202 males surveyed,…

A: Given X1=188 X2=137 n1=1201 n2=1027 99% CI

Q: A random sample of 19 subjects was asked to perform a given task. The time in seconds it took each…

A: Given,sample size(n)=19degrees of freedom(df)=n-1df=19-1=18α=1-0.95=0.05α2=0.025t0.025(18)=2.101…

Q: In a survey of 2255 randomly selected US adults (age 18 or older), 1787 of them use the Internet…

A: Given data, n=2255 x=1787 sample proportion p=x/n =1787/2255 = 0.792 z-value at 90% confidence…

Q: In a survey of 1013 adults, a polling agency asked, "When you retire, do you think you will have…

A: From the provided information, Sample size (n) = 1013 Out of which 531 stated that they were worried…

Q: Variety magazine recently ask a random sample of readers if Disney Plus was "as good as" Netflix.…

A: The 90% confidence interval is [0.4575, 0.5225]

Q: A random sample of 861 birds in a state, including 422 boys construct a 95% confidence interval…

A: Sample size, Number of boys, Confidence level,

Q: Construct a 95% confidence interval for the difference between population proportion of voters in…

Q: survey of 500 students are selected randomly 230 say that they believe in their perents decisions…

A: Given,n=500x=230p^=xnp^=230500=0.461-p^=1-0.46=0.54α=1-0.95=0.05α2=0.025Z0.025=1.96 (from Z-table)

Q: When 302 college students are randomly selected and surveyed, it is found that 122 own a car. What…

A: E have to find point estimate with with confidance interval..

Q: In a recent survey of 400 Bend residents, 80 said they have at least one kayak at home. Give a 90%…

Q: Of 400 employees selected randomly from one company, 18.25% of them commute by carpooling. Construct…

A: The sample size n = 400. The probability p is 0.1825 The absolute value of Zα/2 is 1.96 using the…

Q: claim that 65% student get good score on their math test there are 75 students in tha class and 52…

A: We have given that Population proportion p= 65%=0.65 Sample size n=75 , favorable cases x=52 Sample…

Q: We caught 35 fish in the CSU lake, counted 7 catfish, and returned them back to the lake. Construct…

A: n=35X=7

Q: In simple random sample of 150 of workers, 22 said their work place environment is toxic. Construct…

Q: In a survey of 2255 randomly selected US adults (age 18 or older), 1787 of them use the Internet…

A: It is given that the number of US adults is 2255, among them 1787 are uses the internet regularly.…

Q: 1000 randomly selected Americans were asked if they believed the minimum wage should be raised. 600…

A: Givensample size(n)=1000x=600sample proportion(p^)=xn=6001000=0.6confidence level=95%

Q: survey 500 students are selected randomly 230 say that they believe in their perents decisions are…

Q: In a survey of 160 randomly selected gun owners, it was found that 80 of them said they owned a gun…

A: Sample size (n)=160 80 of them said they owned a gun primarily for protection We have to find…

Q: College admissions officer sampled 124 entering freshmen and found that 35 of them scored less than…

A: From the provided information, Sample size (n) = 124 Out of which 35 scored less than 530 on the…

Q: A recent survey showed that from a sample of 500 packages delivered by a Postal Service,480 were…

Q: teachers were selected and an independent random sample of 100 nurses were selected. Each person was…

A: According to the given information in this question We need to find 95% confidence interval

Q: A survey found that out of 234 workers, 158 said they were interrupted three or more times an hour…

Q: It is said that happy and healthy workers are efficient and productiveA company that manufactures…

A: We have to find ci.

Q: Conditions For each situation described below, identify the population and the sample, explain what…

A: Hi! Thanks for posting the question. Since there are more than three sub-part questions, we will…

Q: At the turn of the year 2009, a survey was conducted among 2,500 Icelanders on their attitudes…

A: From the provided information, Sample size (n) = 2500 Out of which 1577 were in favor. Sample…

Q: Explain what it means when there is a zero in a confidence interval in regards to paired samples for…

A: Solution:-In hypothesis testing with paired samples, a confidence interval provides an estimate of…

Q: MCC was interested in the percentage of their students who are employed within one year of…

A: From the provided information, Sample size (n) = 200 Among which 162 were employed within one year…

Q: In survey 500 students are selected randomly 230 say that they believe in their perents decisions…

A: Givensample size(n)=500x=230p^=xn=230500=0.46confidence interval(c)=90%α=1-0.90=0.10α2=0.05critical…

Q: A random sample of 14 subjects was asked to perform a given task. The time in seconds it took each…

Q: An opinion poll was conducted to examine people's satisfaction with the work of civil defense during…

Q: Researchers were interested in assessing whether stress levels are different at the beginning of the…

A: The response variable (stress level) is measured over the same students two times; first at the…

Q: In a random survey of 2221 North Americans 689 of them had blood type A+. Construct a 94% Confidence…

Q: Most married couples have two or three personality preferences in common. A random sample of 384…

A: Given X1=130 X2=200 n1=384 n2=574

Q: In a population where the proportion of people who have the ability to taste umami is unknown. a…

Q: eate a confidence interval with sample 517 people, 45.6% said yes

A: Given that Sample size (n) = 517 Proportion said yes = 0.456 P = 0.456 We know that Confidence…

Q: In a survey of 2071 adults in a recent year, 1300 say they have made a New Year's resolution.

Q: In a random sample of 990 college students 246 identified the religious preference as catholic what…

Q: An insurance company collects data on seat-belt use among drivers in a country. Of 1200drivers…

Question

survey 500 students are selected randomly

230 say that they believe in their perents decisions are good

construct 80% confidence interval for the population proportion of students who believe that their perents decision are good is.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

st Expressway Two separate surveys were carried out to investigate whether the users of East are in favor of raising the speed limit on highways. From 250 car drivers interviewed, 30 were not in favor of raising the speed limit. While among 200 motorcyclists interviewed, 20 were not in favor of raising the speed limit. Find a 93% confidence interval for the difference of population proportion between the car drivers and motorcyclists who are in favor of raising the speed limit. Interpret the interval.
The University of Chicago's General Social Survey (GSS) is the nation's most important social science sample survey. The GSS asked a random sample of adults their opinion about whether astrology is very scientific, sort of scientific, or not at all scientific. A two-way table of counts for people in the sample who had three levels of higher education degrees is given. Degree Held Bachelor Junior College Not at all scientific Very or sort of scientific 13 Identify a 95% confidence interval for the percentage of people with a junior college degree who think that astrology is not at all scientific. 0.4597 to 0.6729 0.1011 to 0.1745 0.0793 to 0.1377 0.4768 to 0.6558 47 36 Graduate 181 43 113
In a survey of 3042 adults, 1473say they have started paying bills online in the last year. Construct a 99% confidence interval for the population proportion. Interpret the results. A 99% confidence interval for the population proportion is (_,_)
of 101 randomly selected mothers, 17% indicated that they pay for private preschool, what is the 99% confidence interval for the proportion of mothers that pay for private preschool
A nutrition and diet center selected 12 clients randomly and listed the weight they lost after the nutrition program in kg as follows. According to this, Number of clients Weight loss (kg) 3,2 2,1 4,6 1,8 1. 2 4 3,5 6. 2,2 1,9 7 8. 4,2 2,6 9. 10 1,7 11 4,3 12 5,2 1. Find and interpret the 95% confidence interval for the population mean. 2. If a confidence interval calculated for the population mean is found to be 2.62 - 3.59, find the confidence level of this range.
A recent poll of 450 college-age students found that 270 agreed with U.S. foreign policy toward Israel. What is the corresponding 80% confidence interval? ( don't hand writing solution)
A random sample of 17 subjects was asked to perform a given task. The time in seconds it took each of them to complete the task is recorded below. 47, 50, 40, 40, 48, 44, 39, 29, 34, 47, 27, 46, 46, 45, 47, 27, 35 Send data to calculator Send data to Excel If we assume that the completion times are normally distributed, find a 95% confidence interval for the true mean completion time for this task. Then find the lower limit and upper limit of the 95% confidence interval. Carry your intermediate computations to at least three decimal places. Round your answers to one decimal place. (If necessary, consult a list of formulas.) Lower limit: | Upper limit:I
If n=580 and p (p-hat) =0.83, find the margin of error at a 95% confidence level Give your answer to three decimals Submit Question Jumn to Answer
in a random sample of 74 My daughter in Santa Clarita California each person who's asked if they support the death penalty. 33 adults in the sample so they do support the death penalty. What was the sample proportion of adults in Santa Clarita that support the death penalty? Calculate a 99% confidence interval estimate of the population percent of people in santa clarita that support the death penalty.