II. Create a normal distribution and explain the test scores of the students in each particular area. After a study about the EQ level of Grade 11 students, the result of an EQ test accumulated to have a Mean of 179 and Standard Deviation of 17. ILLUSTRATION:

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A: Given that  Here is the sample data. Category Population#1 Population#2 A 46 112 B 12 24

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Q: 3. Let X ~ binomial(n, p) and Y ~ binomial(m, p) be independent. a. Derive the MGF of W = X + Y. b.…

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Q: Suppose random variable X has a normal distribution with a mean of 98.2 and the standard deviation…

A: According to the given information, we have Mean = 98.2 Standard deviation = 3.2

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Q: then the overall mean and variance are

A: here from given information  n1 = 4 n2 = 6 n3 = 5   x1¯ = 2   , x2¯ = 2   , x3¯ = 2  σ21 = 3 , σ22 =…

Q: Suppose P(A)=0.4, P(B)=0.7 and P(A U B) =0.9 then P(An B) is 1. O 0.2 2. O 0.1 3. O 0.3 4. O 0.4

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Q: 7.37 Chicken diet and weight, Part III. In Exercises 7.27 and 7.29 we compared the effects of two…

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Q: Twenty members of a health club who jog were asked how many miles they jog per week The responses…

A: First of all Arrange the data in ascending order are.  5, 6, 8, 8, 11, 14, 15, 15, 16, 17, 17, 18,…

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Q: brazil spends 6.24% of its GDP on education, calculate the z-score for brazil. miu = 4.8% and the…

A: From the given information, the highest value is 12.46% and the lowest value is 1.46%.

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Q: 7.44 Child care hours. The China Health and Nutrition Survey aims to examine the effects of the…

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Q: How many computers? In a simple random sample of 155 households, the sample mean number of personal…

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Q: A. On the right-hand side construct a stem and leaf plot for the following data: 64 98 96 STEAM LEAF…

A: Frequency Table Class Count 43-48 2 49-54 3 55-60 1 61-66 9 67-72 4 73-78 3 79-84 2…

Q: Suppose a single fair die is rolled. Find the probability that it is a 3​, given that it is an even…

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Q: Find the margin of error for the given values of c, o, and n. c = 0.95, o = 3.4, n 64 Click the icon…

A: We have given that,  Population standard deviation (σ) = 3.4, sample size (n) = 64 and confidence…

Q: In a study of 782 randomly selected medical malpractice lawsuits, it was found that 508 of them were…

A: Given that  Sample size n =782 Favorable cases x =508 Sample proportion p^=x/n  =508/782 =0.6496

Q: Heart Rates For a certain group of individuals, the average heart rate is 70 beats per minute.…

A: Given,mean(μ)=70standard deviation(σ)=2

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Q: In a study of the accuracy of fast food drive-through orders, Restaurant A had 309 accurate orders…

A: Solution-: Given: For restaurant A: Number of orders are accurate =309 and Number of orders not…

Q: The approximate rate of change in the number (in billions) of monthly text messages is given by the…

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Q: (b) Compute the test statistic, rounded to three decimal places. Provide your answer below: Test…

A: The Chi-square test statistic is calculated as χ2 = ∑(O - E)2/E

Q: Re Aa Park City Utah was settled as a mining community in 1870 and experienced growth un the ate 19…

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…

Q: 11

A: Given: P[N<4]>0.95

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A: Given that  Sample size n =22 Sample mean =24 Population standard deviation =4

Q: wiul a 0.01 siymica gelnei. mean less timan o ulat die In this example, Hg is the mean value of the…

A: We have given that  The null and alternative hypotheses are  H0: μd = 0 H1: μd < 0   The test…

Q: 7.40 Student performance across discussion sections. A professor who teaches a large introductory…

A: * SOLUTION :-    Given that ,  Based on the given information the answer is provided below as ,

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A: The P-value is 0.015.

Q: You started this year with $105 saved and you continue to save $25 per month. Write an equation to…

A: We have given that We started with $105  i.e at t = 0  s = 105 and continue to save $25 per month…

Q: Let X1,., Xn be iid Poisson(0). Assume the prior distribution on 0 is Gamma(a, 1/c) with pdf ca -…

A: Given: fprior θ=cααθα-1e-cθ                    θ>0X1,X2,X3,X4,................Poissonθ

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Q: According to the UN Statistics, the average life expectancy of Filipinos in 2015 is 71.23 years. A…

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Q: Let X = U(4) out of 8 standard ordered uniforms and Y = U(3) out of 8 standard ordere uniforms. 1.…

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Q: High School Competency Test A mandatory competency test for high school sophomores has a normal…

A: Given that.   X~N( μ , ?^2 )   μ=475    , ?=116   Z-score =( x - μ )/?

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Q: What is the margin of error for a 90% confidence interval?

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Q: 1. On any given day in Minnesota, there are an average of 205 car accidents. From a sample of 7 car…

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Q: Find the 95% confidence interval for the standard deviation of the ages of residents in a senior…

A: N=25 Standard deviation =2.94 95% confidence interval for the standard deviation =?

Q: The average score of 200 students in a mathematics test is 75 with a standard deviation of 4. Then…

A: Solution-: Given: \mu=75, \sigma=4, n=200 (Number of students) Let, X= The score of students in a…

Q: Suppose that the joint CDF of the random variables X and Y is given by: 0, x < -2 or y < -5

A: From the given information, The joint CDF of X and Y is, Consider, the joint pdf of X and Y is,…