1. Calculate the 6th decile and interpret the result. 2. What is the percentile rank of 40? 3. Find the 60th percentile and interpret the result. 4. Find the Ist quartile. Interpret the result. 5. What is the IQR?

Q: Use the standard normal table to find the​ z-score that corresponds to the given percentile. If the…

A:

Q: Solve in stem and leaf format and give me the legend and unit of stem and leaf

A: Here, we have to solve those questions in the stem and leaf display method.It is a method to…

Q: We have provided simple data sets for you to practice finding the descriptive measures discussed in…

A:

Q: 1. Make a questionnaire with one question (using Google form) for a sample size of 30 students to…

A: We are supposed to answer 3 subparts at a time. Since you have not mentioned which subpart to…

Q: You have a sample of 10 (sorted) scores:   -15.5 -13.4 -12.7 -12.2 -11.1 -10.8 -9.1 -8.9 -7.9 -7.1…

A: -15.5-13.4-12.7-12.2-11.1-10.8-9.1-8.9-7.9-7.1Sample of size(n)=10

Q: 4. Mark the three quartiles on the histogram below. Please explain why, how, etc., you made that…

A: The histogram for the income in dollars is given in the question.The three quartiles need to be…

Q: Please answer

A: According to guidelines we solve first three subparts when given multiple subparts.

Q: Calculate the z score for salary (in dollars per hour) x = 40 dollars. Use this sample data. 55,…

A: The data is given by,55, 78, 18, 27, 51, 51It is required to compute the z-score for x=40A z-score…

Q: Question 13 Write the number that corresponds to the correct answer. What is the treatment in this…

A: Since, for the given information,  it needs to know if at the 5% level of significance, do these…

Q: In Exercises, we have provided simple data sets for you to practice finding the descriptive measures…

A: The values of 1st, 2nd, and 3rd quartiles are obtained using EXCEL software and the procedure is…

Q: 2 The number of accidents in a town within the first eleven days in a month are 9, y, 11, x, 2, 7,…

A: Given: n = 11 Mean = 8 Mode = 9 Formula Used: Mode: The data which has the highest frequency in the…

Q: Round the point estimate to the nearest thousandth. 368 randomly selected light bulbs were tested in…

A: Given Data Sample Size, n = 368 Number of successes, x = 94

Q: difference between a sample and a population

A: Population: Population is the entire group from which we draw the conclusion. Sample: Is the…

Q: number 4 pls

A: Given data: 25, 31, 20, 30, 22, 32, 37, 28, 29, 23, 35, 25, 29, 35, 29

Q: Use the standard normal table to find the​ z-score that corresponds to the given percentile. If the…

A: Asked about z score for 48 percentile. The z normal distribution graph as follows.

Q: You developed a way to measure anger people. Test the claim that the mean score of anger for younger…

A:

Q: areer Assessment Examino g factor for a college sch core should be in the top - graduating class.…

A: NCAE score  3 11 7 7 28 18 45 50 17 19 30 23 25 10 27 16 49 48…

Q: Calculate the 35th percentile of the data shown. X 4.1 4.6 9.1 22.7 23.2 29.8 30

A: 4.1,4.6,9.1,22.7,23.2,29.8,30Number of data : n = 7find 35th percentile = ?

Q: DESCRIPTIVE STATISTICS Table 2.30 Frequency Distribution of Family Incomes

A: Given : Family Income  Frequency (f) Cumulative freqeuncy  (CF) 10,000 - 11,999 12 12 12,000…

Q: In Exercises, we have provided simple data sets for you to practice finding the descriptive measures…

A: a)The quartiles, and are obtained as follows:Step1:The data set is arranged in ascending order as 1,…

Q: According the April 12, 2017 Pew Research survey, 58% of Americans approve of U.S. missile strikes…

A: (3) Determine whether the normal approximation can be used with the given distribution or not?…

Q: A food distribution company claims that a fast food restaurant chain receives, on average, 24 pounds…

A: GivenMean(μ)=22.2standard deviation(s)=4.3sample size(n)=42significance level(α)=0.04

Q: Find the population mean or sample mean Sample: 18, 10, 1, 12, 14 D Select the correct choice below…

A: The sample data is given as, 18,10,1,12,14. For the sample data the sample mean needs to calculated.…

Q: Using the following table, what is the percent of the relative frequency of a Blue car being…

A: Given frequency distribution table is,Car colorFrequency Relative Frequency Black…

Q: The authors of a paper randomly selected two samples of patients admitted to the hospital after…

A: The answer is attached below.

Q: b. Calculate the 50th percentile. invNorm(.50, 28.7, 2.1) = 28.7 c. Calculate the 81st percentile.…

A: Given data: 28.7,2.1

Q: The seniors in my math classes were asked about whether they would pay for either a senior trip or a…

A: The question is about categorical data analysis Given :   To test : A senior trip is more popular…

Q: A software company is interested in improving customer satisfaction rate from the 77% currently…

A: Solution: Given data p = 0.77 sample size (n) = 248 x = 202 Sample Proportion is given  by; (p̂) =…

Q: Find the point estimate of p and 96% CI.

A: Given: X: Number of students responded as Yes = 32 n: Total number of students = 100

Q: In Exercises, we have provided simple data sets for you to practice finding the descriptive measures…

A: a.First-quartile:

Q: 2. For Americans using library services, the American Library Association claims that at most 70% of…

A: Given: The random sample of patrons selected are n=100. The number of patrons who borrowed books are…

Q: We have provided simple data sets for you to practice finding the descriptive measures discussed in…

A: From the given information, Sample data = {1, 2, 3, 4} a) All quartiles are calculated as:

Q: The president of a bank evaluates branch managers in three attributes: management ski leadership…

A: Formula for weighted mean: Weighted mean=∑XW∑W

Q: 3. A professor is interested in whether there is a relationship or not between a student's major and…

A: Given: Level of significance = 0.05   Psychology Nursing Other <5hrs 20 30 25 >5hrs 15…