A simple random sample of 60 households in city 1 is taken, Ask an Expert

Statistics

A simple random sample of 60 households in City 1 is taken. In the sample, there are 45 households that decorate their houses with lights for the holidays. A simple random sample of 50 households is also taken from the neighboring City 2. In the sample, there are 40 households that decorate their houses. We wish to estimate the difference in proportions of households that decorae their houses with lights for the holidays with a 95% confidence interval.

What is the sandard error of the difference in sample proportions?

A. 0.040

B. 0.0795

C. 0.0802

D. 0.1125

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91011166

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Determine the type of distribution for the following

Determine the type of distribution for the following situation: Draw marbles from a bag which contains 5 red marbles, 6 blue marbles and 4 green marbles with replacement until you get a blue marble. a) Binomial b) Pois ...

A data firm records a large amount of data

A data firm records a large amount of data. Historically, 1.0% of the pages of data recorded by the firm contain errors. If two hundred pages of data are randomly selected? a. What is the probability that six or more pa ...

In the game of roulette a player can place a 7 bet on the

In the game of? roulette, a player can place a ?$7 bet on the number 18 and have a 1/38 probability of winning. If the metal ball lands on 18?, the player gets to keep the ?$7 paid to play the game and the player is awar ...

A running shoe company wants to sponsor the fastest 3 of

A running shoe company wants to sponsor the fastest 3% of runners. You know that in this race, the running times are normally distributed with a mean of 6.8 minutes and a standard deviation of 0.37 minutes. How fast woul ...

A lumber grading system is known to be defective 20 of the

A lumber grading system is known to be defective 20% of the time. Normally, 20% of the lumber that passes through is rejected, but when it is defective, 50% of the pieces are rejected. In either case, pieces that are acc ...

For each of the following describe1 the direction of the

For each of the following describe: 1. The direction of the relationship 2. The strength of the relationship 3. A verbal description of the relationship between the variables. r = -.96 between the craving for Taco Bell a ...

A mental health treatment center wanted to compare group

A mental health treatment center wanted to compare group therapy vs. individual therapy. They are interested in the relationship between treatment type (group, individual) and treatment completion (yes/no). What type of ...

What do we mean by financial intelligence how to assess a

What do we mean by financial intelligence? How to assess a company's health? Use the plain language to define operating experience, capital expenditure, accruals, depreciation, and goodwill. Describe differences between ...

Question - the data in the table below is from a study

Question - The data in the table below is from a study conducted by an insurance company to determine the effect of changing the process by which insurance claims are approved. The goal was to improve policyholder satisf ...

A 1995 study by the school of public health reported

A 1995 study by the School of Public Health reported that 87?% of male students who live in a fraternity house are binge drinkers. The figure for fraternity members who are not residents of a fraternity house is 71?%, wh ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert