3. An urn contains 10 balls: 4 red and 6 blue. A second urn contains 16 red balls and an unknown number of blue balls. A single ball is drawn from each urn. The probability that both balls are the same color is 0.44. Calculate the number of blue balls in the second urn.

Q: Q. 24 What is the difference between absolute and relative dispersion?

A:

Q: Let X denote the number of baggers on duty at a local supermarket and let Y denote the length of…

A: The objective is to compute the significant two-tailed value. Significant two-tailed value is…

Q: Suppose a batch of metal shafts produced in a manufacturing company have a variance of 7.84 and a…

A: Given that  Mean = 201 , Variance = 7.84 , Sample size = 89

Q: 10% get a D and the rest get an F. The grades of a random sample of his students over the years is…

A: Given that, A statistics teacher claims that, 20% of the students get an A 25% of the students get a…

Q: A smart phone manufacturer is interested in constructing a 90% confidence interval for the…

A: From given data we have : x=94 n=1521 thus The sample proportion is p^=xn=941521=0.0618

Q: A bag contains 6 white and 4 black balls.2 palls are drawn at random. Find the probability that they…

A: Ans#: - Given, A bag contains 6 white and 4 black balls.               Total = 6 + 4 = 10 balls…

Q: Which propertie(s) make the Chi-Squared distribution different than the standard normal…

A: Introduction The chi-square dist. is used for describing the dist. of sum of squared random…

Q: Q.Discuss coefficient of mean deviation

A: Coefficient of mean deviation is defined as deviation of data values from mean.

Q: Define pairwise independent events.

A:

Q: O DESCRIPTIVE STATISTICS Using the IQR to find outliers in a dat... 9 (b) Find the interquartile…

A: observations in accending order52,53,53,54,55,56,60,62,63,64,99

Q: Q. 23 State multiplicative law of probability.

A: When the occurrence of an event depends on the occurrence of another event, we use conditional…

Q: We have access to all important travel data like itinerary disruptions, flight delays and so on 0…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below A B с Male 18 15 11…

A: Obtain the 99.5% confidence interval to estimate the population proportion of all male students who…

Q: (a) State the null hypothesis H. and the alternative hypothesis H₁. Ho: O H₁:0 (b) Determine the…

A: Followings are the explanation of the question Use the Excel and calculate the Mean and standard…

Q: A machine used for filling plastic bottles with sprite is approximately normal with a mean fill…

A: A machine used for filling plastic bottles with sprite is approximately normal…

Q: Let x₁ = a +bt² +c+z₁, t=0, 1, 3,... where a,b and c constants and z, ~WN (0,0²). a) Let U₁ = x,…

A: Given, xt=a+bt2+c+zt , t=0, 1, 3, . . . where a, b and c constants and zt~WN0, σz2.

Q: Q. 23 State multiplicative law of probability.

A: The question is about probability Introduction : There are two laws of probability 1 ) Addition law…

Q: (a) State the null hypothesis H and the alternative hypothesis H₁. Ho :O H₁:0 (b) Determine the type…

A: Followings are the Explanation of the question Use the two sample independent test Given that,…

Q: Suppose the age that children learn to walk is normally distributed with mean 13 months and standard…

A: GivenMean(μ)=13standard deviation(σ)=2.1sample size(n)=34

Q: A bag contains 6 white and 4 black balls.2 balls are drawn at random. Find the probability that they…

A: GivenA bag contains no.of white balls=6no.of black balls=4Total no.of balls=10

Q: (a) State the null hypothesis H and the alternative hypothesis H₁. Ho :O H₁:0 (b) Determine the type…

A: Given, n1=10, n2=10, σ1=6400 and σ2=6600 Level of significance=0.10

Q: Consider a sample of n = 114 women drawn randomly from the membership list of the National…

A: Given,population proportion(P)=0.31n=114and X=24 H0:P=0.31H1:P≠0.31

Q: What value is expected for the F-ratio, on average, if the null hypothesis is true in an ANOVA?…

A: In a ANOVA model ,F ratio is the ratio of variances of between groups to within groups

Q: racing car consumes a mean of 107 gallons of gas per race with a variance of 49. If 46 racing cars…

A: Given Mean=107 Variance =49 N=46

Q: The chances of a bomber hitting the target and missing the target are 3: 2. Calculate the prob-…

A:

Q: Q.Describe graphical method of detecting skewness.

A:

Q: how I can analyze, discuss and present the finding above? I am doing this for my thesis. If you can…

A: Let us consider the liking towards pizza brands, which was obtained from 20 respondents, the data…

Q: Listed below are the brain volumes (cm3) of randomly selected subjects from a study.  Use a 0.05…

A: Given963,1027,1272,1079,1070,1173,1067,1347,1100,1204sample size(n)=10significance level(α)=0.05

Q: We lose muscle strength as we age. According to early research, a lack of chemical X may contribute…

A: In a randomized trial, a chemical X and a placebo were administered to equal number of volunteers to…

Q: You may need to use the appropriate appendix table or technology to answer this question. Fewer…

A: Given: n = 1900 In year A: p = 0.679 In year B: p = 0.467 Formula Used: Margin of error = Z*p(1-p)n…

Q: The cost of 5 gallons of ice cream has a standard deviation of 8 dollars with a mean of 33 dollars…

A: The question is about central limit theorem Given : Popl. mean cost of 5 gallons of ice cream ( μ )…

Q: Q.It has been found that on an average the number of mistakes per typed page of a typist is 1.5.…

A:

Q: The pairs of observations in the following material tell how many convenience stores in a city have…

A: Given data: Distance Robberies 5.8 4 0.2 2 12.3 9 3.7 4 1.4 3 9.5 9 15 11 7.7 6…

Q: In a random sample of 580 people aged 20-24, 110 owned an iPad. In a random sample of 450 people…

A:

Q: Question #34 The owner of a small deli is trying to decide whether to discontinue selling…

A: given data sample size (n) = 10P(magazine is correct) = p = 0.09x = no. of correct magazineP(x=X) =…

Q: A box of 800 tickets contains 368 1’s and 432 0’s. One hundred draws will be made at random with…

A:

Q: What are first and second coefficient of skewness.

A: The coefficient of skewness is measured to have an idea about the nature of symmmetricity of a…

Q: Please show with functions in Excel: The random variable x is known to be uniformly distrubed…

A: Given: The random variable x is known to be uniformly distributed between 10 and 20.  Here, a=10,…

Q: A magazine claims that the brand of shoe you buy can have a major impact on how fast you run.  A…

A: Given that, there are 7 runners. and number of different types of shoes are 4.

Q: Find the 95% confidence interval for the variance and standard deviation for the time it takes a…

A: given data   sample size(n) = 21 sample standard deviation(s)  = 5.2construct 95 % ci for σ2 and σ .…

Q: The television show Law & Disorder has been successful for many years. That show recently had a…

A: given data P(tuned to Law and Disorder) = p = 0.27saple size (n) = 10x = no. of household tuned to…

Q: a. Is 15% number a parameter or a statistic? Explain briefly. b. Are you guaranteed that 15% of your…

A: Given that, The proportion of all students at your school who ride a bicycle to class each day is…

Q: Give the example of a distribution for which characteristic function is useless for obtaining the…

A:

Q: Please answer the question on the photo.

A: Here, random sample of students of schedule of bedtime.

Q: A random sample of 10 professional athletes produced the following data, where a is the number of…

A:

Q: Q. 23 State multiplicative law of probability.

A: Probability is the chance of occurrence of an event. It is the number of favorable outcomes divided…

Q: In this question, you will explore a new distribution called the uniform distri- bution and use R to…

A: Given:-                  uniform random variable is a continuous random variable which PDF looks…

Q: A quality control expert at Glotech computers wants to test their new monitors. The production…

A: Given information- Population mean, µ = 82 months Population standard deviation, σ = 7 months Sample…

Q: When asked whether marriage is becoming obsolete, 720 out of 2058 randomly selected adults answering…

A: The hypotheses for the test are given below: Null hypothesis: H0: p ≤ 0.33 Alternative hypothesis:…

Q: Give briefly the characteristics of a good questionnaire or a schedule.

A: