Question

A company was hired to study the market of candies the company asked 1000 people and...

A company was hired to study the market of candies the company asked 1000 people and reported that 811 people liked candy #1, 752 people like candy #2, 418 people like candy #3, 570 like candies #1 and #2, 356 like candies #1 and #3, and 297 like all 3 candies. Show that there is an error in this data.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

We solve this question using venn diagram

Candy 1 given tital liked by only811 people

Here on counting its comes 1223 only in intersection liked by people hence there is error in given data

Solution file is attached go through it

Thanks

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
1. In 2018, the GSS asked people how long they have been residing in the US....
1. In 2018, the GSS asked people how long they have been residing in the US. The responses of 297 subjects in the survey had lived in the US for an average of 23.26 years with a standard deviation of 15.48 years. (a) Interpret the reported sample mean (i.e. state what that means in plain language to someone who may not have taken statistics in a long time, like Grandma) (b) Compute a confidence interval for this estimate and interpret...
Medical records show a sample population of 1000 people, of those 1000 people, 98% do not...
Medical records show a sample population of 1000 people, of those 1000 people, 98% do not have a terminal illness and 2% do have a terminal illness. A Health Insurance company would like try out a new cheaper test for terminal illness. Their results show that 98% of the people that do have a terminal illness test positive, while 1% of the people who do not have a terminal illness test positive for one. A corporation known as Ken’s Kids...
A market-research firm was hired to determine the percentage of people in a market area who...
A market-research firm was hired to determine the percentage of people in a market area who would purchase a client’s magazine if a door-to-door sales campaign were undertaken. The firm stated that 40% would buy if contacted at home. Suppose the marketing company has tried the sales campaign at 300 randomly selected homes. (150–225 words, or 2–3 paragraphs) Assuming the market research was done properly and the 40% is representative, how many sales are expected if the publisher attempts to...
1) A researcher plans a study in which a crucial step is offering participants a food...
1) A researcher plans a study in which a crucial step is offering participants a food reward. It is important that the three food rewards be equal in appeal. Thus, a prestudy was designed in which participants were asked which of the rewards they preferred. Of the 60 participants, 16 preferred cupcakes, 26 preferred candy bars, and 18 favored dried apricots. Do these scores suggest that the different foods are differentially preferred by people in general? (Use the .05 significance...
You have done a market research study for a local restaurant by surveying 50 customers. You...
You have done a market research study for a local restaurant by surveying 50 customers. You asked several Likert-type scaled questions, requesting level of agreement with a series of statements (where 1 = completely disagree and 7 = completely agree). These questions include: X1: I liked the food at the restaurant. (respond on a 1-7 scale) X2: I liked the service at the restaurant. (respond on a 1-7 scale). Your results are in the Excel spreadsheet “Customer Satisfaction Study Part...
A study presented in the stock market of a certain city estimated that people who invest...
A study presented in the stock market of a certain city estimated that people who invest in shares of energy companies lose their investment with a probability of 0.2; while people who invested in companies in the technology sector had the probability of losing their investment with a probability of 0.17. Finally, it determined that those who invest in agricultural-type companies recover their investment with a probability of 0.8. Knowing this, different people have been randomly selected. For all cases,...
During a study individuals were asked to rate a product on a scale of 1-5. From...
During a study individuals were asked to rate a product on a scale of 1-5. From the following data, determine whether any significant difference exists in opinions among individuals from the different cities. (Note: Assume a significance level of 0.05). Show your work. New York Ohio Texas 3 1 5 4 4 1 2 2 3 5 2 2 1 3 2 5 5 5 3 5 1 1 4 4 2
Suppose a candy company representative claims that colored candies are mixed such that each large production...
Suppose a candy company representative claims that colored candies are mixed such that each large production batch has precisely the following proportions: 20%20% brown, 20%20% yellow, 10%10% red, 10%10% orange, 10%10% green, and 30%30% blue. The colors present in a sample of 459459 candies was recorded. Is the representative's claim about the expected proportions of each color refuted by the data? Color brown yellow red orange green blue Number of Candies 44 67 67 78 44 159 Step 1 of...
This case study is about a study on coffee consumption of people that live in the...
This case study is about a study on coffee consumption of people that live in the United States. In total, 92 people were randomly selected and data was gathered regarding the annual consumption of coffee in gallons. Of these 92, 51 were females and 41 were males. You must show all work and formulas used in order to receive full credit. This includes showing all steps of the appropriate hypothesis test from the chapter notes. Round decimals in calculations to...
A consulting firm was hired to perform a survey on people living in New York City....
A consulting firm was hired to perform a survey on people living in New York City. The survey was completed monthly for six months by 445 randomly-selected people in different boroughs. There were a number of items on the survey, but six basic biographical items will be studied for this exercise. Item A in the description of the data collection instrument lists variables 1–5, which represent the respondent’s general attitude toward each of the five boroughs. Each of these variables...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT