Question

In: Statistics and Probability

1.) The following data are the calories per half-cup serving for two popular ice cream brands...

1.) The following data are the calories per half-cup serving for two popular ice cream brands reviewed by Consumer Reports (July 1999): Brand A: 270 150 170 140 160 160 160 290 Brand B: 190 190 160 170 150 110 180 170 Construct a 90% confidence interval for the difference in the mean calories per half-cup for the two brands of ice cream. Interpret your results.

1a.)How many samples? 1b.) Full name of interval? 1c.) Is this problem for means or proportion? 1d.) State the interval you calculated

Solutions

Expert Solution

The data provided is as follows:

Brand A Brand B
270 190
150 190
170 160
140 170
160 150
160 110
160 180
290 170
n 8 8
Mean 187.5 165
SD 58.0025 26.1861

a.

2 samples

b.

Confidence Interval for the Difference Between Means Calculator for Unknown Population Variances

c.

Means

d.

Please do upvote if you are satisfied! Let me know in the comments if anything is not clear. I will reply ASAP!

orchestra answered 1 year ago
Next > < Previous

Related Solutions

Consumer Reports tested 11 brands of vanilla yogurt and found these numbers of calories per serving:...
Consumer Reports tested 11 brands of vanilla yogurt and found these numbers of calories per serving: 130, 160, 150, 120, 90, 110, 170, 140, 110, 130, 90 If we want to create a 95% confidence interval for the average calorie content of vanilla yogurt, what would be the standard error of the sample average? (Round to two decimal places.)
Consumer Reports tested 11 brands of vanilla yoghurt and found these numbers of calories per serving:...
Consumer Reports tested 11 brands of vanilla yoghurt and found these numbers of calories per serving: 130 160 150 120 120 110 170 160 110 130 90 Use a 0.05 significance level to test the claim that the mean serving is equal to 120 calories, as a diet guide claim. 1. State the hypotheses and identify the claim 2. Find the critical value or values 3. Find the test statistic. First state the calculator command used to find it.   4....
10 brands of vanilla yogurt and found these numbers of calories per serving: 130 160 150...
10 brands of vanilla yogurt and found these numbers of calories per serving: 130 160 150 120 110 170 160 110 130 90 - Check the assumptions and conditions for inference. -Create a 95% confidence interval for the average calorie content of vanilla yogurt. -A diet guide claims that you will get an average of 120 calories from a serving of vanilla yogurt. What does the evidence above indicate? Use your confidence interval to test an appropriate hypothesis and state...
2. Suppose a large size chocolate fudge ice cream gives 162 Calories. If an ice cream...
2. Suppose a large size chocolate fudge ice cream gives 162 Calories. If an ice cream contains 6.00 g of carbohydrate and 12.0 g of protein then find out grams of fat? [1g Fat = 9kcal, 1g Protein = 4kcal, and 1g Carbohydrate = 4kcal]
An ice cream company collected data on their ice cream cones sales over a month in...
An ice cream company collected data on their ice cream cones sales over a month in July in a Chicago suburb, along with daily temperature and the weather. The company is interested to develop a correlation between ice cream sales to the hot weather. Market research showed that more people come out in certain neighborhoods, to either enjoy the nice weather, or venture out if they do not have air conditioning in their apartments. The Chicago Police also tracked crime...
An ice cream company collected data on their ice cream cones sales over a month in...
An ice cream company collected data on their ice cream cones sales over a month in July in a Chicago suburb, along with daily temperature and the weather. The company is interested to develop a correlation between ice cream sales to the hot weather. Market research showed that more people come out in certain neighborhoods, to either enjoy the nice weather, or venture out if they do not have air conditioning in their apartments. The Chicago Police also tracked crime...
Your niece is visiting you, and you are serving her ice cream in a conical glass...
Your niece is visiting you, and you are serving her ice cream in a conical glass (conical shape whose bottom is the tip of the cone). The diameter of the opening is 3 inches, and the cone is 6 inches tall. You plan to fill the cone part way to a height h. Your niece requires that you smooth the ice cream so that it lies perfectly flat. Find a formula for the height of ice cream as a function of...
. Suppose each ice cream truck has a marginal cost of $1.50 per ice cream cone...
. Suppose each ice cream truck has a marginal cost of $1.50 per ice cream cone sold and no fixed cost. Suppose the maximum number of ice cream cones sold by any one truck in a day is 100. If the price of an ice cream cone is $2, how many ice cream cones does each truck want to sell? If the industry is perfectly competitive will the price remain at $2 for an ice cream cone? If not, what...
Problem 2. You wish to determine the energy content per gram and Calories per serving of...
Problem 2. You wish to determine the energy content per gram and Calories per serving of a chocolate chip cookie and a banana bread slice from the Student Union to decide which is less “fattening.” The intact cookie and banana bread slice you are analyzing weigh 72.501 g and 69.003 g, respectively. Before you can analyze the samples, the calorimeter heat capacity must be determined. It is known that combustion of 1.000 g of benzoic acid releases 26.44 kJ of...
If a product contains 100 calories and 5 grams of fat per serving, what is the...
If a product contains 100 calories and 5 grams of fat per serving, what is the percentage of calories from fat in the product? A. 35% B. 45% C. 5% D. 20% 1 points    QUESTION 2 Solid fats generally have a high proportion of what type of fatty acids? A. Saturated B. Unsaturated C. Monounsaturated D. Polyunsaturated 1 points    QUESTION 3 The lifestyle management techniques recommended by the American Heart Association and the American College of Cardiology include...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT