2.A firm applies a skill test to applicants to fill the vacant Quality Engineer position. The company's Human Resources Manager knows that the talent exam scores of candidates applying for this position have been distributed normally with 35.8 standard deviations in the past years. A sample of “n” was taken from the candidates who applied to the position of Quality Engineer and aptitude test of these candidates The mean score was 167.5. Find and interpret the 90% confidence interval for the average of the talent exam scores of the applicants who apply for the Quality Engineering position. . (n = the last two digits of your student number. If the last two digits are zero,  choose as a two-digit number) Student ID : 2017472011

Question

2.A firm applies a skill test to applicants to fill the vacant Quality Engineer position. The company's Human Resources Manager knows that the talent exam scores of candidates applying for this position have been distributed normally with 35.8 standard deviations in the past years. A sample of “n” was taken from the candidates who applied to the position of Quality Engineer and aptitude test of these candidates The mean score was 167.5. Find and interpret the 90% confidence interval for the average of the talent exam scores of the applicants who apply for the Quality Engineering position. . (n = the last two digits of your student number. If the last two digits are zero,  choose as a two-digit number)
Student ID : 2017472011

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Statistics

Hypothesis Testing

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: the researcher wishes to use numerical descriptive measures to summarize the data on each of the two...

A: Calculating five-number summary and Descriptive statistics for given dataset: Step-by-Step procedure...

Q: If you use a 0.15 level of significance in a (two-tail) hypothesis test, what is your decision rule ...

A: Click to see the answer

Q: Extending the Concepts and SkillsMargin of Error in Regression. In Exercises and, you will examine t...

A: a)

Q: Mendelian Genetics One of Mendel’s famous genetics experiments yielded 580 peas, with 428 of them gr...

A: Click to see the answer

Q: Claim: The mean pulse rate​ (in beats per​ minute) of adult males is equal to 69 bpm. For a random s...

A: Click to see the answer

Q: The U.S. Air Force requires that pilots have heights between 64in and 77in. The heights of women are...

A: Obtain the percentage of woman meeting the height requirement. The percentage of woman meeting the h...

Q: What is the average distance of those values from that average of 10? 2 6 12 14 16

A: The given averages are 10, 2, 6, 12, 14 and 16.

Q: Assume that random guesses are made for 2 multiple-choice questions on a test with 5 choices for eac...

A: Click to see the answer

Q: Explain the difference between the individual confidence level and the family confidence level. Whic...

A: Family confidence level: The family confidence level is the confidence where all the confidence inte...

Q: A pair of dice of a six sided die and a four sided die is rolled and the sum is determined. What is ...

A: Click to see the answer

Q: 1. IQ scores are standardized to produce a normal distribution with a mean of µ = 100 and a standard...

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for y...

Q: Buckling Up. The National Highway Traffic Safety Administration collects data on seat-belt use and p...

A: Introduction: Denote p1, p2 as the true population proportions of drivers who use seat-belts while d...

Q: First, the researcher categorised the data into six location groups and six occupation groups, and c...

A: The number of individuals in each location group are; The number of individuals in each group are r...

Q: Discuss the differences between a designed experiment and an observational study.

A: Experimental study is used to measure the effects of certain treatments on a particular sample. Obse...

Q: Applying the Concepts and SkillsFor Exercises,a. compute SST, SSR, and SSE, using Formula on page 64...

A: Click to see the answer

Q: The tourist bureau of the Caribbean Island surveyed a sample of 6 United states tourists as they lef...

A: Click to see the answer

Q: Does having a non-significant P-value means that the means of the sample will be the same? explain

A: The hypotheses for the means is constructed as: H0: The means of the sample will be the same. H1: Th...

Q: In a manufacturing industry, the amounts which go into raw materials (Scraps) aresupposed to be norm...

A: Note: Hey there! Thank you for the question. As you have posted a question with several sub-parts, a...

Q: answers to part 6 ( a to c)

A: Click to see the answer

Q: What does Chebyshev’s rule say about the percentage of observations in any data set that lie within ...

A: Click to see the answer

Q: Assessing Normality Listed below are the recent salaries (in millions of dollars) of players on the ...

A: The data is provided for recent salaries of players (in millions of dollars). a. Check: The salaries...

Q: Consider the probability distribution for a random variable ?.variable X. ?X 33 44 55 66 77 ?(?...

A: We have given in the table information probability distribution of random variables. We have to find...

Q: We would like to estimate a relationship between the weight of a car (weight) and the miles-per-gall...

A: Introduction: From the output of the log-log model (first image), the constant or intercept for the ...

Q: You own 17 CDs.  You want to randomly arrange 8 of them in a CD rack.  What is the probability that ...

A: Click to see the answer

Q: How many different meals can occur when there are 10 different salads, 23 different deserts, and 5 m...

A: Solution: 1. From the given information, there are 10 different salads, 23 different deserts and 5 m...

Q: A two-sample t-test for a difference in means was conducted to investigate whether there is a statis...

A: Introduction: Denote μ1, μ2 as the true mean amount of fat in low-fat and non-fat yogurt, respective...

Q: The histogram below shows the  amount of time  visitors to a museum spent browsing an  exhibit on a ...

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have ...

Q: We give linear equations. For each equation, a. find the y-intercept and slope. b. determine whether...

A: Click to see the answer

Q: Solve part A? and Find the P-Value? and interupt the meaning of p-value in this problem?

A: Click to see the answer

Q: In each of Exercises, we have given a likely range for the observed value of a sample proportion p. ...

A: Click to see the answer

Q: Explain what each symbol represents. a. Σ b. n c. x

A: Click to see the answer

Q: To study the effect of temperature on yield in a chemical process, five batches were produced at eac...

A: Obtain the ANOVA table. Use EXCEL Procedure to obtain ANOVA table Follow the instruction to obtain t...

Q: Never Married People The percentage of males 18 years and older who have never married is 30.4 ....

A: From the provided information, p1 = 0.304 p2 = 0.236 a) The hypotheses can be constructed as: H0: p1...

Q: answers to part 2

A: Click to see the answer

Q: Could you please tell me how to complete this using a ti-84

A: a. The hypotheses are; This is a lower-tailed test. Here, difference, d = Actress – Actor

Q: You have estimated a model of two variables related such that l n ( y ) = 17.3 − 0.04 * x If x decre...

A: Given information- We have given an estimated model of two variables. ln (y) = 17.3 – 0.04 * x . . ....

Q: Hello, could you please show step by step how to solve this? and also could you use the formula used...

A: Note: Hey there! Thank you for the question. As nothing is mentioned about “k” we have assumed it to...

Q: In an effort to characterize the New Guinea crocodile (Crocodylus novaeguineae), measurements were t...

A: Introduction: In Statistics, an experiment is a study method in which, the researchers allocate the ...

Q: Sale Prices for Houses The average sales price of new one-family houses in the Midwest is $250,900 ...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Working with Large Data SetsIn Exercises, use the technology of your choice to do the following task...

A: Click to see the answer

Q: Working with Large Data SetsIn Exercises, use the technology of your choice to do the following task...

A: Click to see the answer

Q: Understanding the Concepts and SkillsWhat is the name of the distribution on which the Tukey multipl...

A: Tukey multiple-comparison method: This method is useful for finding the confidence intervals for the...