Question

In: Statistics and Probability

A major producer of ice cream and would like to test the hypothesis that the average...

A major producer of ice cream and would like to test the hypothesis that the average American consumes more than 20 ounces of ice cream per month. A random sample of 19 Americans was found to consume an average of 20.5 ounces of ice cream last month. The standard deviation for this sample was 1.5 ounces. The producer would like to set α=0.10. The p-value for this hypothesis​ test is between_________ and__________ ?

Solutions

Expert Solution

Let denotes the average American consumption.

So,

The p-value for this hypothesis​ test is between 0.05 and 0.10.


Related Solutions

The Department of Education would like to test the hypothesis that the average debt load of...
The Department of Education would like to test the hypothesis that the average debt load of graduating students with a bachelor's degree is equal to $17,000. A random sample of 34 students had an average debt load of $18,200. It is believed that the population standard deviation for student debt load is $4,200. The α is set to 0.05. (a) Perform a hypothesis test showing all steps. Find 95% confidence interval for the population average debt. Confirm that the conclusion...
12. Suppose that the Department of education would like to test the hypothesis that the average...
12. Suppose that the Department of education would like to test the hypothesis that the average debt load of graduating students with a Bachelor’s degree is equal to $17,000. A random sample of 34 students had an average debt load of $18,200. It is believed that the population standard deviation for student debt load is $4,200. The Department of Education would like to set ? = 0.01. a. State the null and alternative hypotheses. b. Calculate the test statistic. c....
IcyPop Inc. is an ice cream manufacturing company. It produces two major types of ice-cream products:...
IcyPop Inc. is an ice cream manufacturing company. It produces two major types of ice-cream products: FruityGo and BerryWafers. You have been brought on as an Analyst, with your first task being to ascertain the most appropriate method of assigning overhead costs to its FruityGo and BerryWafers products. The following information relates to these products for the year just ended for its two main production departments. Mixing Packaging Budgeted Overhead $400,000 $80,000 Budgeted Direct Labour Hours: FruityGo 1,000 5,000 BerryWafers...
A retail store serves a variety of ice cream flavors. The owner would like to add...
A retail store serves a variety of ice cream flavors. The owner would like to add a flavor to the menu and needs to decide between Blueberry Cheesecake and Lemon Custard. To help her​ decide, she randomly selects 10 customers and asks them to taste each flavor and rate them on a scale of 1 to 20. A rating of 1 indicates the taster does not like the​ flavor, and a rating of 20 indicates that the taster likes it...
) Medicare would like to test the hypothesis that the average monthly rate for one-bedroom assisted-living...
) Medicare would like to test the hypothesis that the average monthly rate for one-bedroom assisted-living facility is equal to $3,300. A random sample of 12 assisted-living facilities had an average rate of $3,690 per month. The standard deviation for this sample was $530. Medicare would like to set ΅ = 0.05. The test statistic for this hypothesis test would be ________. A) z x = 1.98 B) z x = -1.37 C) t x = -2.16 D) t x...
Medicare would like to test the hypothesis that the average monthly rate for​ one-bedroom assisted-living facility...
Medicare would like to test the hypothesis that the average monthly rate for​ one-bedroom assisted-living facility is equal to​ $3,300. A random sample of 12​ assisted-living facilities had an average rate of​ $3,690 per month. The standard deviation for this sample was​ $530. Medicare would like to set alphaequals0.05. The​ p-value for this hypothesis test would be between​ _______.
Casper Ice Cream The Casper Ice Cream Company is an ice cream manufacturer in Richmond, Utah...
Casper Ice Cream The Casper Ice Cream Company is an ice cream manufacturer in Richmond, Utah famous for making Fat Boy Ice Cream Sandwiches. The owner, Mr. Casper, the grandson of the founder, is considering replacing an existing ice cream maker and batch freezer with a new maker which has a greater output capacity and operates with less labor. His only alternative is to overhaul his ice cream maker and batch freezer which have a current net book value of...
An insurance company would like to test the hypothesis that a difference exists in the proportion...
An insurance company would like to test the hypothesis that a difference exists in the proportion of students in 12th grade who text while driving when compared to the proportion of 11th grade drivers who text. A random sample of 160 12th grade students found that 84 texted while driving. A random sample of 17511th grade students found that 70 texted while driving. Assume Population 1 is defined as 12th grade drivers and Population 2 is defined as 11th grade...
An insurance company would like to test the hypothesis that a difference exists in the proportion...
An insurance company would like to test the hypothesis that a difference exists in the proportion of students in 12th grade who text while driving when compared to the proportion of 11th-grade drivers who text. A random sample of 160 12th grade students found that 84 texted while driving. A random sample of 175 11th grade students found that 84 texted while driving. A random sample of 175 12th grade drivers and Population 2 is defined as 11th-grade drivers. What...
The Dean of the Business School at State University would like to test the hypothesis that...
The Dean of the Business School at State University would like to test the hypothesis that no difference exists between the average final exam grades for the Introduction to Marketing course and the Introduction to Finance course. A random sample of eight students who took both courses was selected and their final exam grades for each course are attached below below. Assume Population 1 is defined as the Marketing exam scores and Population 2 is defined as the Finance exam...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT