Question: A high school institutes a new program to help their students prepare for the ACT test. A random sample of 112 students who used this

A high school institutes a new program to help their students prepare for the ACT test. A random sample of 112 students who used this new program had a mean score of 21.7. If we assume the population standard deviation is 6.1, construct a 90% confidence interval for the mean ACT score for all students who use the new program. You must write an interpretation specific to this problem to receive full credit.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Please explain answer A high school institutes a new program to help their students prepare for the ACT test. A random sample of 112 students who used this new program had a mean score of 21.7. If we...

C++ PROGRAMMING LANGUAGE C++ PROGRAMMING LANGUAGE Learning Objectives Understand how to create and compile an executable using Makefile Review arrays Introduction to basic database operations Mrs....

Literature Review Examples Find a peer-reviewed literature review article that you will use as a source in your literature review. In three hundred words provide a critical analysis of the article...

15. A union of restaurant and foodservice workers would like to estimate this year's mean hourly wage, the mean, of foodservice workers in the U.S. Last year's mean hourly wage was $ 8.25, and there...

Please help me with this few questions no need to give long explanation just brief thank you! QUESTION 3 The probability model for the number of men that are colorblind in a sample of three randomly...

You perform a hypothesis test at the .05 level of significance. Your computed p-value turns out to .042. What is your decision about the hypothesis? You would accept Ho You would reject Ho You would...

EMOTIONAL INTELLIGENCE ASSESSMENT Please reply to each item below by selecting the one alternative that is most likely to be your response. Think about the way you usually respond to these kinds of...

5.A high school science teacher has 78 students. Of those students, 32 are in the band and 38 are on a sports team. There are 16 students who are not in the band or on a sports team. One student from...

One Sample t Test is used to test the difference between two sample means from one sample. SAT verbal scores are normally distributed with the population mean of 500. A local high school has...

Present value can be used to determine the fair price -or value - of a bond. In the examples that follow, assume you are working with zero-coupon bond and that there are no transaction costs. A...

Please Use Excel to calculate the following Mr. Milligan asks you to determine for each inventory item the: Cost of average inventory Annual sales Cost of goods sold Annual gross profit Gross margin...

There is to be an increase next year in the rent from $ 1 2 , 0 0 0 to $ 1 4 , 0 0 0 for a warehouse used to store finished goods ready for sale. What will be the impact of this increase on the value...

write the answer in 2-3 steps with clear hand writing or typed answer A fund is to be donated by a wealthy man to provide annual scholarships to deserving students. The fund will grant P50,000 for...

7. Give examples of information-overload from your everyday life. Review the six consequences that information-overload can lead to and discuss the examples in relation to all the six points.

6. What does it mean when we say that our interpretation of information is dependent on our prior knowledge and our values?

8. Based on a strategy that is used at your workplace, find information that goes against this strategy.