a.
Find a logistic regression model to predict the
b.
Find a logistic regression model to predict the probability that a student selects pizza hut based on the price of a pizza and gender of a student. Test whether price and gender are independently significant indicator for purchase selection.
c.
Determine the appropriate model.
d.
Find the probability that a student will select pizza hut when price is
e.
Find the probability that a student will select pizza when price is
f.
Find the probability that a student will select pizza hut using appropriate model when price is
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Basic Business Statistics, Student Value Edition
- A small coffee shop sells freshly squeezed juices in a refrigerated unit with slots where juice is displayed. These slots are called facings. The manager of the coffee shop suspects that the distribution of juice sales is different than the distribution of facings for each type of juice, so the manager records the sales of each juice over a two-week period. The proportion of facings and the sales for each type of juice are shown in the tables. Does the coffee shop owner have sufficient evidence to conclude that the distribution of sales is proportional to the number of facings at a 5 percent level of significance? Conduct the appropriate statistical test to support your conclusion.arrow_forwardThis is question has multiple parts.arrow_forwardAnswer it correctly and explain well. I will rate accordingly.arrow_forward
- I want to know if being an athlete or not would change the resuls to the donut vs. bagel study. I have a group of athletes and non-athletes and for one month I have half of the athletes eat donuts, the other half bagels and I have half the non-athletes eat donuts, the other half bagels and measure their kindness. What analysis do I use?arrow_forwardA school superintendent wanted to know whether there were differences between the high schools in her district with regards to the proportion of students who do not live with their biological parents. She surveyed 200 students from each of the two high schools – East and West. The proportion of students from the survey at East who do not live with their biological parents is 3.4%. The proportion of students from the survey at East who do not live with their biological parents is 4.2%. Using a 95% confidence interval (2SD or Theory based), can the superintendent conclude that there is a difference between East and West with respect to the proportion of students who do not live with their biological parents. Group of answer choices Yes she can conclude there is a difference because the confidence intervals overlap. No she cannot conclude there is a difference because the confidence intervals overlap. Yes she can conclude there is a difference because the confidence intervals don’t…arrow_forwardA 2009 study shpwed that handling money reduces the perception of pain. Two groups of participants were asked to participate in a manual dexterity study. Half of the participants were given a stack of blank pieces of paper to count and the other half were given money to count. After the counting task, the participants were asked to dip their hands in 122 degree Farenheit water and rate how uncomfortable it was . The following data shows ratings of pain similar to the results obtained in the study. Counting Money Counting Paper 7 9 8 11 10 13 6 10 8 11 5 9 7 15 12 14 5 10 A. based on the sample data, does the treatment, does the treatment have a significant effect? Test with a=.01. ( make sure you have ALL the steps involved in a hypothesis test). B. Calculate Cohens d to estimate the effect size. C. What a sentence describing the outcome of the hypothesis test and the measure of effect size as it would appear on a research report.arrow_forward
- A researcher working at Hershey's is interested in comparing two new chocolate bars: Chocolate Bar A versus Chocolate Bar B. The researcher expects the bars to be different in how much customers will eat per month. The researcher believes the more candy bars someone eats will indicate which one tastes the best. An experiment is designed to compare the two new bars. The number of candy bars eaten by one group of 8 people in a month is measured with Candy Bar A and then the number of candy bars eaten in the same month by another group of 8 participants is measured with Candy Bar B. Use the data below to determine if there is a difference in the consumption of the two candy bars. Candy Bar A Candy Bar B Number of Candy Bars eaten within a month 10, 30, 5, 35, 60, 3, 20, 30, 28, 27, 26, 27, 17, 25 12, 20 With a = .05, determine the critical value of t* that needs to be employed here. The value of the appropriate of t* is: 2.145 O 1.717 2.064 2.819 2.074 O The correct answer is not listed.arrow_forwardA researcher working at Hershey's is interested in comparing two new chocolate bars: Chocolate Bar A versus Chocolate Bar B. The researcher expects the bars to be different in how much customers will eat per month. The researcher believes the more candy bars someone eats will indicate which one tastes the best. An experiment is designed to compare the two new bars. The number of candy bars eaten by one group of 8 people in a month is measured with Candy Bar A and then the number of candy bars eaten in the same month by another group of 8 participants is measured with Candy Bar B. Use the data below to determine if there is a difference in the consumption of the two candy bars. Number of Candy Bars eaten within a month. Candy Bar A Candy Bar B 10, 30, 5, 35, 60, 3, 30, 28, 27, 26, 27, 20, 25 17, 12, 20 With a = .05, complete step 4 of the hypothesis testing procedure. What decision should the researcher make regarding "life" satisfaction and gender? The researcher should retain HO and…arrow_forwardSuppose that you are taking a course where the total class grade is the weighted average of your homework, worksheets, quizzes and tests.The homework is worth 15% of the course grade, worksheets are worth 20% of the course grade, the quizzes are worth 25% of the course grade, and tests are worth 40% of the course grade. To get a B in the course, you must have an overall average of at least 80%.Your current grades in each category are:Homework = 7575%, Worksheets = 7474%, and Quizzes = 6868%.What is the minimum test average you need to get a B in the course?.Your answer is: % (Round to at least 1 decimal place)arrow_forward
- Problems for interaction please. So the last two parts thank you.arrow_forwardBicycling World, a magazine devoted to cycling, reviews hundreds of bicycles throughout the year. Its "Road-Race" category contains reviews of bicycles used by riders primarily interested in racing. One of the most important factors in selecting a bicycle for racing is the weight of the bicycle. The following data show the weight (pounds) and price ($) for ten racing bicycles reviewed by the magazine. Model Weight Price Fierro 7B 17.9 2200 HX 5000 16.2 6350 Durbin Ultralight 16 8490 Schmidt 16.2 6300 WSilton Advanced 17.5 4100 bicyclette vélo 15.2 8500 Supremo Team 16.5 6200 XTC Racer 17.6 2680 D’Onofrio Pro 17.5 4500 Americana #6 13.6 8200 Use the data to develop an estimated regression equation that could be used to estimate the price for a bicycle given its weight. What is the estimated regression model? Group of answer choices y = -1512x + 30578 y = 1351x + 26327 y = -1161x + 24489 y = -1457x + 27903 y = 1341x + 25176arrow_forwardSlate is a daily magazine on the Web. Its business activities can be described by a number of variables. What is the level of measurement for each of the following variables?The number of hits on their website on Saturday between 8:00 am and 9:00 am.The departments, such as food and drink, politics, foreign policy, sports, etc.The number of weekly hits on the Sam’s Club ad.The number of years each employee has been employed with Slate.arrow_forward
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