(Answered) A researcher wishes to estimate with 95 confidence the

Statistics

A researcher wishes to estimate, with 95% confidence, the population proportion of adults who say chocolate is their favorite ice cream flavor. Her estimate must be accurate within 3% of the population proportion.

(a) No preliminary estimate is available. Find the minimum sample size needed.

(b) Find the minimum sample size needed, using a prior study that found that 18% of the respondents said their favorite flavor of ice cream is chocolate.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91825248
Price:- $30

Verified Expert

Priced at $60 Now at $30, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Your supervisor comes to you and says she would like a

Your supervisor comes to you and says she would like a marketing research study. She says there is a budget of $30,000. She would like to conduct a simple random sample of consumers interested in using the services of th ...

One study based on responses from 1016 randomly selected

One? study, based on responses from 1,016 randomly selected? teenagers, concluded that 44?% of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than h ...

Prior data indicates if a planter machine is operating

Prior data indicates if a planter machine is operating "properly," the length of the planter produced by the machine can be modeled as being normally distributed with a mean of 107 centimeters and a standard deviation of ...

Discuss if you think policy makers truly represent the

Discuss if you think policy makers truly represent the citizenry or are they pressured by third party special interest groups that support their campaigns. Should they represent both?

Question 1 decision theorythere are two available

Question: 1. Decision Theory There are two available diagnostic methods ¬- D1 and D2 - to predict if a tissue sample is benign or malignant. Ninety percent of the samples processed are benign. The performance of the diag ...

These are some questions for my finance class that is

These are some questions for my finance class that is giving some trouble to understand completely: Can Enterprise Value be negative? Why? How would you value an apple tree?

In preparing a defense against a hostile takeover a firms

In preparing a defense against a hostile takeover, a firm's management assesses the owners of both common and preferred stock with respect to their attitudes toward current management. Of 600 common stockholders, 322 rep ...

Suppose you just purchased a digital music player and have

Suppose you just purchased a digital music player and have put 9 tracks on it. After listening to them you decide that you like of the songs. With the random feature on your? player, each of the 9 songs is played once in ...

Recent test scores on the law school admission test lsat

Recent test scores on the Law School Admission Test (LSAT) are normally distributed with a mean of 162.4 and a standard deviation of 15.9. What is the probability that the mean of 12 randomly selected scores is less than ...

In a poker hand consisting of 5 cards find the probabilty

In a poker hand consisting of 5 cards find the probabilty of holding 2 aces and 3 jacks In how many ways can you pick 5 different questions from a test bank contsisting of 15 questions? 3 dice are thrown find the probabi ...

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