The data below are the number of absences and the final grades of 9 randc Number of absences, x 0 3 6 4 9 2 15 8 5 Final grade, y 98 86 80 82 71 92 55 76 82 OA y=-96.139x+2.755 OB. y=-2.755x+96.139 OC. y=-2.755x-96.139 OD. y=96.139x-2.755

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A: Given Mean=94 Variance=81

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A: Given A restaurant manager classifies customers as regular, occasional, or new, and all customers…

Q: Applying The population of adult women in the United States has a mean height of 65 inches (5'5")…

A: From given data we have : Mean μ=65 Standard deviation σ=3.5

Q: Exhibit 11-5 The table below gives beverage preferences for random samples of teens and adults.…

A: The data shows the beverage preferences for random sample of teens and adults.

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A: given data claim : μ > 2n = 25x¯ = 2.02s = 0.07α = 0.10

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A:

Q: A student receives a test scores of 62, 83 and 91. The students final exam scores is 88 and homework…

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A: Solution: From the given information,

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A: We have given thatn1 = 338 + 317 = 655 , x1 = 338n2 = 349 + 287 = 636 , x2 = 349 Significance level…

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Q: Identify the sampling technique used. Thirty five sophomores, 53 juniors and 63 seniors are randomly…

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Q: data below to answer the question Group1 (n=16) averaged 27.31 jumps (SD=10.18) in a physical exam…

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Q: Please provide the r code Consider the AirPassengers dataset in R. 1. Obtain a time series plot. 2.…

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Q: 1) Sam's report Card Course Credit 433133 What is Sam's GPA? Course Letter Grade A A B A

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Q: What is the probability of an individual scoring below 500 on the GMAT? Soln.(ii). What is the…

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Q: Randomly selected birth records were obtained, and categorized as listed in the table to the right.…

A: Solution: Given information: n=45+56+60+55+60+56+45=377  Total birth  k= 7 categories

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Q: The annual salaries of employees in a large company are approximately normally distributed with a…

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A: Solution: Given information: k=4 Categories  Each category has 12 observation.

Q: Test the claim that the mean GPA of night students is larger than 2 at the 0.01 significance level.…

A: Given that  Sample size n =35 Sample mean=2.04 Standard deviation =0.08

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Q: (c) An epidemiologist is worried about the ever increasing trend of malaria in a certain locality…

A: given that he takes a random sample of 150 people in that locality

Q: LSU's Ag. Center wants to determine whether the mean yield for sugarcane is different this year…

A: Given  x¯ = 8853σ = 1150n = 100α = 95% The null and alternate hypothesis is given as follows: H0:μ =…

Q: Let (x₁, Y₂) (i = 1,...,n) be independent following the Poisson regression model (without intercept)…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Approximate the measures of center for following GFDT. Frequency Data 60 - 64 65 - 69 70 - 74 75-79…

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Q: A large pepperoni pizza (12 slices) is divided among three family members as follows: Edith Gloria…

A: The formula for the Gini coefficient is G=∑i=1n∑j=1n|xi-xj|2n2x¯, where n is the total number of…

Q: A book claims that more hockey players are born in January through March than in October through…

A: Null hypothesis: H0: The distribution of hockey players' birth months is uniformly distributed…