Question 17 Class interval (hours)| # pumps failed (frequency) 1000 – 1100 20 1100 – 1200 32 1200 – 1300 54 1300 – 1400 66 1400 – 1500 48 1500 – 1600 32 1600 – 1700 11 1700 – 1800 7 1800 1900 Randomly selected pumps of a particular brand have been running continuously and their life-times noted in above given schedule. 4 Find the survival probability or reliability at time = 1300 Hrs Round answer to TWO decimal places.

Q: Illustration 10.18. In a co-educational college boys and girls formed separate groups on the…

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Q: #3

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A: Given: n = 30 Test statistic value t = 2.879 Critical value = 2.462

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A: From the given cumulative frequency graph, we need to find required answers.

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A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

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A: We have given that, Sample size (n)= 35 then  Degree of freedom = n-1= 35-1 = 34 Alpha = 0.10 Then,…

Q: 5. If the data are modified through the equation: Y=0.3X +20, if the mean of the data after…

A: We have to find mean.

Q: Frequency 12 12 10 10 8- 6- 4 2- 0- 150 300 450 600 750 1000 Reaction time (in milliseconds) Mean…

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Q: Class Frequency Cumulative Relative Percentage Cumulative Frequency Frequency Percentage 0-1000 22…

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Q: pollution will not exceed 0.2 pH. How many rainfalls (pH measurements) must be included in each…

A: It is given asMargin of error, E = 0.2σ12 = 0.20σ22 = 0.30n1 = n

Q: 2. A hypothetical study of seven people followed over seven years. Data presented in a graph as…

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Q: What does the z-score of a data point tell us?

A: The z score is defined as Z = (X - mean)/SD

Q: What test should I use for this problem?

A: Given: Let, X: Athlete on 13 mg caffeine Y: Athlete on no caffeine

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A: In this case, each bin of the histogram represents 2 years.

Q: Illustration 15.1. Given the bivariate data: 1 1 7 3 X:. 1 5 1. 3 2 Y: 1 1 5 (a) Fit a regression…

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Q: Question 19

A: Hypotheses: The aim is to check whether the sample evidence suggest that Hawaii has a higher…

Q: Class interval (minutes)# dryer failed (frequency) 1000-1100 29 1100-1200 63 1200 - 1300 55…

A: Solution: 5. From the given information, the frequency data is

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A: Given data, X Y X*Y X*X 2 91 182 4 6 46 276 36 7 32 224 49 9 6 54 81 12 4 48 144

Q: Module 5 < K Question 9, *4.1.33 Part 1 of 2 Researchers wondered whether the size of a person's…

A: Given data: Females…

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A: Hi! Thank you for the question. As per the honor code, we are allowed to answer 1 question at a…

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Q: Find the three quartiles for 13,5,9,7,16,13,1,18,2. You should show your work for this problem. Q1:…

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A: The confidence level is 99.5%, margin of error is 0.2%.

Q: 10 You randomly sample 180 FIU students and collect data on the number of coffee drinks consumed per…

A: Given that; C. F. Represents the cumulative frequency.  A frequency table is given and by using this…

Q: Suppose that a poll of 343 voters finds that 27% of those surveyed support Measure A. What is q?…

A: Given ,n=343p=27%E=n*p=343*0.27 =92.61q=?

Q: 3.6 Triathlon times, Part II: The distribution for triathlon time varies depending on the population…

A: a)Suppose the random variable x defines the triathlon time for a randomly selected man.The random…

Q: Question 2 A microbiologist exposes 10,000,000 Bacillus subtilis spores to a high level disinfectant…

A: As per our guidelines I can solve only first three subparts. Kindly post the remaining subparts…

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Q: In Table 5 of Unit 3, data were given on the month of death (January = 1, February = 2, ...,…

A: Given: Month Frequency 1 13 2 4 3 7 4 10 5 8 6 4 7 5 8 3 9 4 10 9 11 7…

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Q: Question number 10 please

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Q: 12:14 PM Thu 4 Mar Ims.ub.edu.sa

A: Given, Age Frequency Cumulative Frequency 10-19 10 10 20-29 35 45 30-39 24 69 40-49 11 80…

Q: Please answer quickly and correctly The Samsung plant in Newberry is an assembly plant for home…

A: Given the data gathered by the quality engineer as  Table 1: Number of products with and without…