Illustration 9.17. Find the first and the third quartiles and the90th percentile of the data given in Table 9.15. T'ABLE 9.15. DISTRIBUTION OF MALE WORKERS BY AVERAGEMONTHLY EARNINGSCuinulativeNo. ofworkersGroupMonthly earningsNo.Rs.No. of workers127.5-32.5120120232.5-37.5152272337.5-42.5170442442.5–47.5214656410106647,5-52.552.5-57.54291495757.5-62.5568206362.5-67.565027139.67.5-72.5795350872,5-77.577,5–82.510.91544231174551681282.5-87.553056981387.5-92.5259S9571492.5-97.515261091597.5-102.5107621616102.5-107.550626617107.5-112.5256291· Total 6,291

Answered: Image /qna-images/answer/2acc3d5a-cfd8-48a7-a963-24918a525e74.jpg

Answered: Illustration 9.17. Find the first and…

Math

Statistics

Illustration 9.17. Find the first and the third quartiles and the 90th percentile of the data given in Table 9.15.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.2: Representing Data

Problem 12PPS

See similar textbooks

Related questions

Q: Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of 0...

Q: Word-e and Talk20 are two social media apps in which users can post messages in text. The character ...

A: Given information- For Lena’s post- Population mean, µ = 65 Population standard deviation, σ = 27 Le...

Q: Assume that X, the starting salary offer for sociology majors, is normally distributed with a mean o...

A: given that. X~N( μ , ?^2 ) μ=43256 , ?=3150 Z-score =( x - μ )/? NOTE:- According to ba...

Q: Find the z-scores that separate the middle 42% of the distribution from the area in the tails of the...

A: GivenThe middle 42% of the distribution

Q: 2. A university dean wishes to estimate the average number of hours his part-time instructors teach ...

Q: Mama Rosa equally divided 9 quarts of homemade tomato sauce into 5 jars for her family members. How ...

A: Given The data is as follows: 9 quarts of homemade tomato sauce was divided into 5 jars.

Q: A process that manufactures glass sheets is supposed to be calibrated so that the mean thickness μ o...

A: Given α=0.05,n=100,σ=0.23 Find a) If 100 sheets are sampled, what is the power of a test made at the...

Q: Cuts Pizza is a large restaurant chain. After paying for a meal at Cuts Pizza, customers are asked t...

Q: Assume an attribute (feature) has a normal distribution in a dataset. Assume the standard deviation...

A: Given statement: Assume that the standard deviation is S and the mean is M. Then the outliers usuall...

Q: Solve the following problem. Show your complete solution. 2. Joe, a DOH COVID-19 tracker, found out ...

A: The objective is a)To find population mean ,population variance ,SD of population b) To list all po...

Q: Engineers must consider the breadths of male heads when designing helmets. The company researchers h...

Q: Researchers conducted trials to investigate the effects of color on creativity. Subjects with a red ...

A: The objective is to test the claim that the blue color enhances the performance of a creative task a...

Q: Maximi

Q: Suppose that students who finished JHS in a public school get an average of 5.6 hours of sleep each ...

A: Mean(µ) = 5.6 Standard deviations (σ) = 1.7 n = 35

Q: researcher wants to test the null hypothesis Ho:p= 0.79 against the alternative H,:p > 79. A sample ...

A: Given that Test statistic z =3 Population proportion p=0.79 P-value =0.0001

Q: Small sample: Twenty concrete blocks were sampled and tested for crushing strength in order to estim...

Q: A researcher wants to investigate the effects of environmental factors on IQ scores. For an initial ...

Q: 8. The Muscat Distributing Company is investigating two different scheduling methods for its truck d...

A: The coefficient of variation is used to measure the relative distribution of data set. It is calcula...

Q: Professor Piraneo has three classes with 80 students total. He created a distribution for mid-term ...

A: Given information:- a) The distribution for mid-term scores is given as, Score No. of student...

Q: what generation does this population reach its carrying capacity?

A: Here Given the logistic curve (Green Curve)

Q: Suppose that the Department of Statistics in CLSU was given slots to send 3 students to an Internati...

Q: Give two values that have about 50% of the math scores between them: .................. and ...........

A: Here Given 64 students took a technical exam last week 28 took math test and 36 took physics test.

Q: In how many ways can 12 students be nominated to be the chairman, vice-chairman, secretary, and trea...

A: Here, we have to use the method of permutation for finding the number of ways, because the permutati...

Q: Employees of a local college have been classified according to gender and job type. Gender Job...

Q: (a) n= 1796 (Round up to the nearest integer) (b)n= Round up to the nearest integer)

A: Given that Margin of error =E =0.03 99% confidence. if not given population proportion then we use...

Q: D- -1.64 Round to two decimal places as needed. Use a comma to separate answers as needed.)

A: Given that Sample size n =900 Sample proportion p^=20%=0.20 Population proportion p=23%=0.23

Q: 1. A classroom teacher gave a qui2 to 15 The scores obtained are as follows: 8, 10,10, 5, 8. 5, 10, ...

A: As per Bartleby guideline expert have to answer first three subparts only dear student please upload...

Q: Stoaches are fictional creatures, sometimes mistaken for mome raths. Suppose a two-tailed t-test is ...

A: Given that Sample size n =13 Sample mean =7 Degree of freedom =df = n -1

Q: In a survey of 4026 adults, 708 oppose allowing transgender students to use the bathrooms of the op...

A: Given: n=4026 x=708

Q: For the following information, determine whether a normal sampling distribution can be used, where p...

A: Note- As per your requirement, I'm solving the last part of the given problem and taking z-statistic...

Q: According to a study conducted by a statistical organization, the proportion of people who are satis...

A: n=100 p=0.72 The objective is to solve the given questions based on a study conducted by a statistic...

Q: If someone doesn't like to watch basketball, what is the probability that she will be a football fan...

Q: I am having trouble with differentiating between continous normal and uniform distribution. Say the...

A: Solution-: We have, μ=5min,sigma=1,n=10 We find the values that are less than 4min for 10 separate ...

Q: A psychology professor of a large class became curious as to whether the students who turned in test...

A: Given that Sample size n =20 Sample mean =78 Population standard deviation =10

Q: What happened to the confidence interval after increasing the confidence level? Give the width of th...

A: 6) As the confidence level increases, the margin of error increases, as a result the confidence inte...

Q: Lecture(10.5): Use the following table to a answer the following question ...

Q: For the following questions, you are simply determining which hypothesis test you should run, and wr...

Q: The table below shows the result of a polygraph test conducted on 2000 college students. Students we...

A: From the provided information, Test finds student lying Test finds students truthful Tot...

Q: Which of the following better approximates the variance of the sample means? b. . N-1 a. 4

Q: The graph to the right is the uniform probability density function for a friend who is x minutes lat...

Q: An economic analyst believes the average income for the United States equals $44,000. Suppose she k...

A: Given that Sample size n =900 Sample mean =43250 Population standard deviation =7500

Q: (a) The figure to the right represents the normal curve with u=266 days and o = 16 days. The area to...

A: Let X denote the length of human pregnancies. Given that X follows N(mean = 266, SD = 16)

Q: Create a frequency table. Also, include a bar chart showing the results. Based on the results, pro...

A: Frequency table: Representation Favorite restaurant Frequency 1 Newks 1 2 Outback 1 3 Sol...

Q: A study was conducted by Grade 11 STEM students to investigate the health hazards of working long ho...

A: Any assumption about the parameter or probability function is known as hypothesis testing. Given inf...

Q: Which of the following better approximates the variance of the sample means? a. Vn b. 4. V N-n Vn N-...

A: Here, we know that, A is variance of the simple random sampling with replacement and B is the varian...

Q: Solve the following problem. Show your complete solution. 3. Miss Mathica Kumpleto (MMK), a SHS Math...

A: The process of selecting a sample from a population is called sampling. In sampling a representative...

Q: 1. Q3 1 2. Ds 3. D7 10 4. P68 10

Q: Using the Z table provided, find the value of a. a. P[Z > 1.17] = a b. P[Z < -0.79] = a c. P[-1.67 <...

A: Given that Z follows standard normal distribution Find a) P(Z>1.17) b) P(Z<-0.79) C) P(-1.6...

Q: A high school teacher has designed a new course intended to help students prepare for the mathematic...

Q: Estimate the variance of the sample means of the number of FHH members for samples of size 15 taken ...

A: For FHH size, Variance of the number of FHH members: (observation-mean)^2 3 (3-4.8667)^2=3...

Question

Illustration 9.17. Find the first and the third quartiles and the
90th percentile of the data given in Table 9.15.

T'ABLE 9.15. DISTRIBUTION OF MALE WORKERS BY AVERAGE
MONTHLY EARNINGS
Cuinulative
No. of
workers
Group
Monthly earnings
No.
Rs.
No. of workers
1
27.5-32.5
120
120
2
32.5-37.5
152
272
3
37.5-42.5
170
442
4
42.5–47.5
214
656
410
1066
47,5-52.5
52.5-57.5
429
1495
7
57.5-62.5
568
2063
62.5-67.5
650
2713
9.
67.5-72.5
795
3508
72,5-77.5
77,5–82.5
10.
915
4423
11
745
5168
12
82.5-87.5
530
5698
13
87.5-92.5
259
S957
14
92.5-97.5
152
6109
15
97.5-102.5
107
6216
16
102.5-107.5
50
6266
17
107.5-112.5
25
6291
· Total 6,291

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here