The probability of a can of paint containing contaminațion is 4.23%. The probability of a mixing error is 3.4%, the probability of both is 2.03%. What is the probability that a randomly selécted can has contamination or a mixing error?

Q: What's the probability that one randomly selected whale has a weight of equal or greater than 2OMT? ...

A:

Q: A study was conducted to determine if the performance of a certain type of surgery on young horses h...

A: Given  P value=0.3815 Hypothesis  Ho: variance=4 vs H1: variance<4 (claim)   

Q: The average price of a new one-family home is $180,000 with a standard deviation of $14,000. Find th...

A: Given,mean(μ)=180,000standard deviation(σ)=14,000

Q: An investigation is performed to evaluate two new experimental treatments for allergies. 18 subjects...

A:

Q: 30 25 20 15 10- 5- 0. 8. 16 24 32 40 48 56 Average Life Span (years) The histogram summarizes the di...

A: The nature of the given distribution of average life span for the considered 80 species is to be int...

Q: hospital. Do patients at rural hospitals have a lower waiting time? The 13 randomly selected patient...

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

Q: (MCAT). On one exam, the scores of all applicants on the biological sciences part of the MCAT were a...

A:

Q: You are interested in finding a 95% confidence interval for the average number of days of class that...

A: Given,sample size(n)=13smaple mean(x¯)=4+11+11+7+10+7+9+2+8+11+9+4+1213smaple mean(x¯)=10513smaple m...

Q: fandom sample of 30 pairs of obeservations from a normal population shows a correlation coefficient ...

A:

Q: (a) Compute the sample standard deviation for the number of breweries east of the Mississippi River....

A: Given: State No. of breweries Georgia 22 Illinois 52 Kentucky 13 Maine 38 Maryland 23 ...

Q: The weights X of ball bearings are known to have a normal distribution with mean 4.5g and standard d...

A: Given that  X~N(μ= 4.5 , σ= 0.1 ) μ= 4.5 , σ= 0.1 , n= 25 Formula for Z-score Z=(X-μ)/σ

Q: Keep cool: Following are prices, in dollars, of a random sample of ten 7.5-cubic-foot refrigerators....

A: For the given data Following is a dotplot for these data. Is it reasonable to assume that the condit...

Q: Use a t-test to test the claim about the population mean u at the given level of significance a usin...

A:

Q: A population of values has an unknown distribution with u = 203.1 and o = 34.1. You intend to draw a...

A: We have given that  Population  mean μ=203.1      Population standard deviation ?=34.1   Sample size...

Q: The probability that it is Friday and that a student is absent is 0.03. Since there are 5 school day...

A: It is given that P(Friday and absent) = 0.03 P(Friday) = 0.2

Q: In a random sample of 60 computers, the mean repair cost was $150 with a standard deviation of $36. ...

A:

Q: A minority representation group accuses a major bank of racial discrimination in its recent hires fo...

A: Given that p=0.12 Q=(1-p)=1-0.12=0.88

Q: two stores at sm downtown are selling batteries for cell phones. store A claims an average battery l...

A: The objective is to find out which battery is more likely to last all day.

Q: In a city with a population of 1 million, 500 people have been diagnosed with cancer, whereas the re...

A: Given : In a city with a population of 1 million i.e Population size (N) = 1 million = 1000000 From ...

Q: 3. Derive from first principles using partial differentiation the expressions satisfied by the a, B1...

A:

Q: Which of the following is NOT true for the rank correlation​ test?       Question content area botto...

A: The rank correlation is obtained for ordinal variables and the linear correlation is used to find th...

Q: Use the range rule of thumb to identify the values that are significantly low, the values that are s...

A:

Q: Suppose the scores of architects on a particular creativity test are normally distributed. Using a n...

A: Let Z be the random variable from normal distribution the we will find the following percentages?   ...

Q: The average laptop computer has a lifespan of 48 months with a standard deviation of 6.8 months. Ass...

A: Given : The lifespan of laptop computer is normally distributed with Mean (μ) = 48 Standard deviatio...

Q: How many pairs of observations must be included in a sample in order that on observed correlation co...

A:

Q: A new sneaker claims that it can make male athietes jump higher. A sample of 43 male athletes were a...

A: The provided sample mean is x ̅ = 1.17 inches population standard deviation is σ = 1.23 inches The s...

Q: What is the z* critical value for constructing a 94% confidence interval for a proportion? Find the...

A:

Q: determine the level of measurement of Scores in a Board Exam

A: Nominal data: Nominal data measure qualitative data and it is the name of variable. Ordinal data: ...

Q: the critical value is 7.81 and the test statistic is 148.33, what can we conclude?

A: We have given that  Critical value=7.81 Test statistic =148.33

Q: Age (yr) when award was won Frequency 5-9 28 10-14 34 15-19 20-24 25-29 30-34 12262.

A: Given: Age Frequency 5-9 28 10-14 34 15-19 12 20-24 2 25-29 6 30-34 2  

Q: 3- An automotive manufacturer has selected ten car seats to study the Rockwell hardness of the seat ...

A:

Q: Let X, X, ... , X, be a random sample from a population that is uniformly distributed over (a, b), a...

A:

Q: -class is consist of 12 boys and 10 g ow many ways can the class elect a

A: Given data,No of boys=12No of girls=10Total students=22How many ways can class select 4 members of c...

Q: Direct evidence of Newton's universal law of gravitation was provided from a renowned experiment by ...

A: Formulas: Skewness: If the skewness is between -0.5 & 0.5, the data are nearly symmetrical. If ...

Q: In a certain opera, the performers sing a chorus involving 22 different names, a challenge for singe...

A: Given Information: The performers sing a chorus involving 22 different names. And they have to remem...

Q: male inhabitants. Using the first incidence rate (1 out of 4 000), calculate the probability that th...

A: Here use poisson process

Q: An investigation is performed to evaluate two new experimental treatments for allergies. 18 subjects...

A: Formula: The two groups are said to be significant if x¯i-x¯j>tn-k,αMSE1si+1sj Here, n represents...

Q: Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given...

A: We have given that data . Observations in the ascending order are :39,70,70,70,75,75,85,95,100,105,1...

Q: The time to fly between New York City and Chicago is uniformly distributed with a minimum of 56 minu...

A:

Q: The maker of a cell phone screen protector would like to estimate the proportion of customers who fi...

A: We have given that  Sample size n =200 96% confidence interval.  (0.15 ,0.28)

Q: Problem 2: Test statistic, P-value & conclusion For each of the following a)- c): i) determine wheth...

A: a)  Hypothesis : H0 : p = p0  H1 : p > p0  Right tailed test. z test statistic = 2.7 P-value for ...

Q: What is the value of the coefficient b1? 0.010697 O 78.0541 254.8371 86.81704

A:

Q: The average person owns about 175 music cds. The standard deviation is about 37 music cds. If Tori h...

A: Given information Population mean µ = 175 CDs Standard deviation σ = 37 CDs We have given that Tori ...

Q: A list of 241 public colleges and universities in the States of Georgia (GA), South Carolina (SC), N...

A: A histogram is a pictorial representation of the distribution of the data. Each bar of a histogram r...

Q: width, class midpoints, and class boundaries for the given frequency distribution. Also identify the...

A:

Q: How many ways can 12 people line up if Joey and Sally must be next to each other?

A: here given group of 12 people arrange in raw   and arrange around round table   

Q: The time to fly between New York City and Chicago is uniformly distributed with a minimum of 80 minu...

A:

Q: A study  was conducted to compare the results of two different types of behavorial rating scales, th...

A: Given,  A study  was conducted to compare the results of two different types of behavioral rating sc...

Q: How many ways can be made out of the letters in the word HONESTY taking four letters at a time?

A: Given : A word HONESTY

Q: It is used to determine the percentage of the observations to be at an acceptable range. O degrees o...

A: Answer - It is used to determine the percentage of the observations to be at an acceptable range.