EBK PRACTICE OF STAT.F/AP EXAM,UPDATED
6th Edition
ISBN: 9781319287573
Author: Starnes
Publisher: MPS PUB
expand_more
expand_more
format_list_bulleted
Question
Chapter 1.3, Problem 97E
(a)
To determine
To calculate the
(a)
Expert Solution
Answer to Problem 97E
Range = 24
Explanation of Solution
Given:
86 | 84 | 91 | 75 | 78 | 80 | 74 |
87 | 76 | 96 | 82 | 90 | 98 | 93 |
Formula used:
Calculation:
(b)
To determine
To interpret the range value of given data.
(b)
Expert Solution
Explanation of Solution
The range is the difference between lowest and highest value of the dataset, which shows that all the data values falls within 24 values or between the highest and lowest values.
Chapter 1 Solutions
EBK PRACTICE OF STAT.F/AP EXAM,UPDATED
Ch. 1.1 - Prob. 11ECh. 1.1 - Prob. 12ECh. 1.1 - Prob. 13ECh. 1.1 - Prob. 14ECh. 1.1 - Prob. 15ECh. 1.1 - Prob. 16ECh. 1.1 - Prob. 17ECh. 1.1 - Prob. 18ECh. 1.1 - Prob. 19ECh. 1.1 - Prob. 20E
Ch. 1.1 - Prob. 21ECh. 1.1 - Prob. 22ECh. 1.1 - Prob. 23ECh. 1.1 - Prob. 24ECh. 1.1 - Prob. 25ECh. 1.1 - Prob. 26ECh. 1.1 - Prob. 27ECh. 1.1 - Prob. 28ECh. 1.1 - Prob. 29ECh. 1.1 - Prob. 30ECh. 1.1 - Prob. 31ECh. 1.1 - Prob. 32ECh. 1.1 - Prob. 33ECh. 1.1 - Prob. 34ECh. 1.1 - Prob. 35ECh. 1.1 - Prob. 36ECh. 1.1 - Prob. 37ECh. 1.1 - Prob. 38ECh. 1.1 - Prob. 39ECh. 1.1 - Prob. 40ECh. 1.1 - Prob. 41ECh. 1.1 - Prob. 42ECh. 1.1 - Prob. 43ECh. 1.1 - Prob. 44ECh. 1.2 - Prob. 45ECh. 1.2 - Prob. 46ECh. 1.2 - Prob. 47ECh. 1.2 - Prob. 48ECh. 1.2 - Prob. 49ECh. 1.2 - Prob. 50ECh. 1.2 - Prob. 51ECh. 1.2 - Prob. 52ECh. 1.2 - Prob. 53ECh. 1.2 - Prob. 54ECh. 1.2 - Prob. 55ECh. 1.2 - Prob. 56ECh. 1.2 - Prob. 57ECh. 1.2 - Prob. 58ECh. 1.2 - Prob. 59ECh. 1.2 - Prob. 60ECh. 1.2 - Prob. 61ECh. 1.2 - Prob. 62ECh. 1.2 - Prob. 63ECh. 1.2 - Prob. 64ECh. 1.2 - Prob. 65ECh. 1.2 - Prob. 66ECh. 1.2 - Prob. 67ECh. 1.2 - Prob. 68ECh. 1.2 - Prob. 69ECh. 1.2 - Prob. 70ECh. 1.2 - Prob. 71ECh. 1.2 - Prob. 72ECh. 1.2 - Prob. 73ECh. 1.2 - Prob. 74ECh. 1.2 - Prob. 75ECh. 1.2 - Prob. 76ECh. 1.2 - Prob. 77ECh. 1.2 - Prob. 78ECh. 1.2 - Prob. 79ECh. 1.2 - Prob. 80ECh. 1.2 - Prob. 81ECh. 1.2 - Prob. 82ECh. 1.2 - Prob. 83ECh. 1.2 - Prob. 84ECh. 1.2 - Prob. 85ECh. 1.2 - Prob. 86ECh. 1.3 - Prob. 87ECh. 1.3 - Prob. 88ECh. 1.3 - Prob. 89ECh. 1.3 - Prob. 90ECh. 1.3 - Prob. 91ECh. 1.3 - Prob. 92ECh. 1.3 - Prob. 93ECh. 1.3 - Prob. 94ECh. 1.3 - Prob. 95ECh. 1.3 - Prob. 96ECh. 1.3 - Prob. 97ECh. 1.3 - Prob. 98ECh. 1.3 - Prob. 99ECh. 1.3 - Prob. 100ECh. 1.3 - Prob. 101ECh. 1.3 - Prob. 102ECh. 1.3 - Prob. 103ECh. 1.3 - Prob. 104ECh. 1.3 - Prob. 105ECh. 1.3 - Prob. 106ECh. 1.3 - Prob. 107ECh. 1.3 - Prob. 108ECh. 1.3 - Prob. 109ECh. 1.3 - Prob. 110ECh. 1.3 - Prob. 111ECh. 1.3 - Prob. 112ECh. 1.3 - Prob. 113ECh. 1.3 - Prob. 114ECh. 1.3 - Prob. 115ECh. 1.3 - Prob. 116ECh. 1.3 - Prob. 117ECh. 1.3 - Prob. 118ECh. 1.3 - Prob. 119ECh. 1.3 - Prob. 120ECh. 1.3 - Prob. 121ECh. 1.3 - Prob. 122ECh. 1.3 - Prob. 123ECh. 1.3 - Prob. 124ECh. 1.3 - Prob. 125ECh. 1.3 - Prob. 126ECh. 1.3 - Prob. 127ECh. 1.3 - Prob. 128ECh. 1 - Prob. 1ECh. 1 - Prob. 2ECh. 1 - Prob. 3ECh. 1 - Prob. 4ECh. 1 - Prob. 5ECh. 1 - Prob. 6ECh. 1 - Prob. 7ECh. 1 - Prob. 8ECh. 1 - Prob. 9ECh. 1 - Prob. 10ECh. 1 - Prob. R1.1RECh. 1 - Prob. R1.2RECh. 1 - Prob. R1.3RECh. 1 - Prob. R1.4RECh. 1 - Prob. R1.5RECh. 1 - Prob. R1.6RECh. 1 - Prob. R1.7RECh. 1 - Prob. R1.8RECh. 1 - Prob. R1.9RECh. 1 - Prob. R1.10RECh. 1 - Prob. T1.1SPTCh. 1 - Prob. T1.2SPTCh. 1 - Prob. T1.3SPTCh. 1 - Prob. T1.4SPTCh. 1 - Prob. T1.5SPTCh. 1 - Prob. T1.6SPTCh. 1 - Prob. T1.7SPTCh. 1 - Prob. T1.8SPTCh. 1 - Prob. T1.9SPTCh. 1 - Prob. T1.10SPTCh. 1 - Prob. T1.11SPTCh. 1 - Prob. T1.12SPTCh. 1 - Prob. T1.13SPTCh. 1 - Prob. T1.14SPT
Additional Math Textbook Solutions
Find more solutions based on key concepts
CHECK POINT 1 In a survey on musical tastes, respondents were asked: Do you listed to classical music? Do you l...
Thinking Mathematically (6th Edition)
If n is a counting number, bn, read______, indicates that there are n factors of b. The number b is called the_...
Algebra and Trigonometry (6th Edition)
Sampling Method. In Exercises 9-12, determine whether the sampling method appears to be sound or is flawed.
9. ...
Elementary Statistics
Suppose that f and g are integrable and that
, , .
Use the rules in Table 5.6 to find
University Calculus: Early Transcendentals (4th Edition)
Drug for Nausea Ondansetron (Zofran) is a drug used by some pregnant women for nausea. There was some concern t...
Introductory Statistics
Find how many SDs above the mean price would be predicted to cost.
Intro Stats, Books a la Carte Edition (5th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Similar questions
- An automobile manufacturer wishes to monitor the number of nonconformities in a subassembly area producing manual transmissions. The inspection unit is defined as four transmissions, and data from 16 samples (each of size 4) are shown in Table 7E.11. a. Set up a control chart for nonconformities per unit. A u chart of average number of nonconformities per unit is appropriate, with n = 4 transmissions in each inspection. b. Do these data come from a controlled process? If not, assume that assignable causes can be found for all out-of-control points and calculate the revised control chart parameters. Draw x-bar control chart and R chart c. Suppose the inspection unit is redefined as eight transmissions. Design an appropriate control chart for monitoring future productionarrow_forwardThe data in Table 7E.3 give the number of nonconforming bearing and seal assemblies in samples of size 100. Construct a fraction nonconforming control chart for these data. If any points plot out of control, assume that assignable causes can be found and determine the revised control limits. n=100;" " m=20;" " ∑_(i=1)^m▒D_i =117;" " p ̄=(∑_(i=1)^m▒D_i )/mn "UC" "L" _p=p ̄+3√((p ̄(1-p ̄))/n) "LC" "L" _p=p ̄-3√((p ̄(1-p ̄))/n) Draw x-bar control chart and R chart Remove the data that are not in control and recalculate UCL, CL, LCL and redraw control chart.arrow_forwardsample size: 40 mean: 6.5 standra dev: 2.8232 hypothsized mean: 5.9 test stast: 1.41 degree of freedom: 39arrow_forward
- 8. A large online retailer is analyzing how frequently their product WonderWidget" is returned. Out of 345 WonderWidgets bought, 48 were returned. (a) Find the 97% confidence interval for the long-run proportion of Wonder Widgets returned. (b) If the retailer wanted to obtain a 97% confidence interval with a margin of error ±0.03, how many purchases it should analyze?arrow_forward7. Researchers are studying the pain-killing effects of a new drug excedrol. They administered the drug to a test sample and a placebo to a control sample. People reported the improvement in their symptoms on a scale of 1 to 5. The results are st.dev. n mean Excedrol Placebo 50 3.35 50 2.12 1.24 1.80 At the level of 1%, test the hypothesis that excedrol performs better than placebo.arrow_forward4. The distribution of X is given in the following table (assume 0 < x < 3). X 0 f(x) 0.15 1 2 3 ? 0.4 0.2 (a) Fill in the "?" (b) Compute the mean and standard deviation of Xarrow_forward
- 5. The weight X; of a widget has the normal distribution with the 50g and standard deviation of 0.8g. (a) Find the probability that a single widget weighs between 50.5g. (b) Find the 85th percentile of the weights. (c) Let X be the average weight of 30 widgets. Find the m standard deviation of X. Assume that the weights are indep (d) Approximate the probability that X is between 49.5 andarrow_forward6. The following data were collected for salinity of water from a sample of municipal sources (in parts per thousand) 0.5 0.5 0.6 0.6 0.8 0.8 0.8 0.9 1.0 1.1 1.3 (a) Find a 98% confidence interval for the average salinity in all mu- nicipal sources in the sampling area. (b) Is there evidence that the average salinity is above 0.6? Test this hypothesis.arrow_forward2. Out of parts produced by Plant A, 10% are defective. Out of parts produced by Plant B, 5% are defective. It is known that 60% of all parts are produced by Plant A. (a) For a randomly chosen part, what's the probability that it will be defective? (b) If a part was found defective, what are the chances that it came from Plant A?arrow_forward
- Manufacture of a certain component requires three different machining operations. Machining time for each operation has a normal distribution, and the three times are independent of one another. The mean values are 15, 20, and 30 min, respectively, and the standard deviations are 2, 1, and 1.6 min, respectively. What is the probability that it takes at most 1 hour of machining time to produce a randomly selected component? (Round your answer to four decimal places.)arrow_forwardLet X1, X2, and X3 represent the times necessary to perform three successive repair tasks at a certain service facility. Suppose they are independent, normal rv's with expected values μ₁, μ₂, and μ3 and variances σ₁ ², σ22, and σ32, respectively. (Round your answers to four decimal places.) USE SALT 02 (a) If μ₁ = μ₂ = μ3 = 80 and σ. 2 101° = 2 = 02 03 2 = 15, calculate P(T ≤ 255) and P(210 ≤ To ≤ 255). P(T ≤ 255) = 0.5944 P(210 ≤ To ≤ 255) = (b) Using the μ's and σ's given in part (a), calculate both P(75 ≤ X) and P(78 ≤ X ≤ 82). (c) P(75 ≤ X) P(78 ≤ X ≤ 82) S = = Using the μ's and σ's given in part (a), calculate P(-10 ≤ X₁ - 0.5X2 - 0.5X3 ≤ 5). - P(-10 ≤ X₁ = 0.5X2 - 0.5X3 ≤ 5) S = Interpret the quantity P(-10 ≤ X₁1 - 0.5X2 - 0.5X3 ≤ 5). (d) If μ1 The quantity represents the probability that X1, X2, and X3 are all between -10 and 5. The quantity represents the probability that the difference between ✗₁ and the average of X2 and X3 is between -10 and 5. ○ The quantity represents the…arrow_forwardSuppose a company sells bacon in packages that they claim average a weight of 12 ounces. Timothy believes that the actual average weight of the packages is different than what the company claims, and would like to test this using a significance level of 0.01. He takes a random sample of 31 packages and gets a sample mean of 12.49 ounces and a sample standard deviation of 1.02 ounces. a) What are the null and alternative hypotheses? Ho: μ ÷ == 12 ÷ HA: M = ± = 12 b) What is the test statistic? (Round your answer to 3 decimal places, if needed.) 2.678 Your last answer was interpreted as follows: 2.678 c) Using the statistical table, the p-value is 0.01 < p-value < 0.02 → d) Based on the p-value, Timothy should fail to reject ✰ the null hypothesis. e) This data does not provide sufficient evidence to conclude that the actual average weight of the packages is different from → what the company claims. Checkarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- MATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th...StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C...StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage Learning
- Elementary Statistics: Picturing the World (7th E...StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. Freeman
MATLAB: An Introduction with Applications
Statistics
ISBN:9781119256830
Author:Amos Gilat
Publisher:John Wiley & Sons Inc
Probability and Statistics for Engineering and th...
Statistics
ISBN:9781305251809
Author:Jay L. Devore
Publisher:Cengage Learning
Statistics for The Behavioral Sciences (MindTap C...
Statistics
ISBN:9781305504912
Author:Frederick J Gravetter, Larry B. Wallnau
Publisher:Cengage Learning
Elementary Statistics: Picturing the World (7th E...
Statistics
ISBN:9780134683416
Author:Ron Larson, Betsy Farber
Publisher:PEARSON
The Basic Practice of Statistics
Statistics
ISBN:9781319042578
Author:David S. Moore, William I. Notz, Michael A. Fligner
Publisher:W. H. Freeman
Introduction to the Practice of Statistics
Statistics
ISBN:9781319013387
Author:David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:W. H. Freeman
How to make Frequency Distribution Table / Tally Marks and Frequency Distribution Table; Author: Reenu Math;https://www.youtube.com/watch?v=i_A6RiE8tLE;License: Standard YouTube License, CC-BY
Frequency distribution table in statistics; Author: Math and Science;https://www.youtube.com/watch?v=T7KYO76DoOE;License: Standard YouTube License, CC-BY
Frequency Distribution Table for Grouped/Continuous data | Math Dot Com; Author: Maths dotcom;https://www.youtube.com/watch?v=ErnccbXQOPY;License: Standard Youtube License