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A: here use basic of statistics
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A: Givenn=5p=0.841x~Binomial(n=5,p=0.841)P(X=k)=(nk)×pk×(1-p)n-k ; x=0,1,2,3,4,5...n
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A: Given that - Increasing medical costs have created a financial crisis among insurance companies that…
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A: Since you have asked multiple questions, we will solve first question for you. If you want any…
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A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…
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A: The process of taking into account a related factor can:
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Q: Them the value of var(X + 2Y) is equal to:
A: First we have to calculate the Var(Y) as Var(Y) = E(Y2) - [E(Y)]2
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Q: 28. The mode of the distribution is 29. The range of the distribution is 27. The median of the…
A: Ans - Given data 4, 4, 5, 6, 9, 9, 9, 12, 13, 14, 14 Find the mean, median, mode…
Q: A. Directions: Ilustrate using the normal curve then find the probablity for each statement given…
A: As per company guidelines I solved exactly three subparts of the question.thank you
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Q: Calculate the expected count for a junior who has a 2.0 to 3.0 GPA.
A: The expected count is defined as E = (Column total × Row total)/Total
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A: Mean A mean is the simple mathematical average of a set of two or more numbers. The mean…
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A: According to our policy we can answer only first three sub part for remaining please repost the…
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Q: A game is played by drawing 4 cards from an ordinary deck and replacing each card after it is drawn.…
A: Given A game is played by drawing 4 cards from an ordinary deck and replacing each card after it is…
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A: Given that All statistical hypothesis testing in social science research assumes an alpha level of:…
Q: a. SE = 0.14 with 99% confidence. Assume that p, s0.7 and P2 20.6. b. A 90% confidence interval of…
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A: Solution-: Given data: Let, X=Investment amount and Y=Amount of interest X Y 5 2.5 10 5 20…
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A: Given information: y^=1419+790·x1-254x2+263x1·x2 (71) (135) (105)R2=0.79
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A: Given problem Given that If the psu population totals are highly correlated with the selection…
Q: Supply the appropriate statistical test needed for the following data. Write Z if it the appropriate…
A: z – test and t – test both are well known hypothetical tests to compare the hypothesized mean value…
Q: Exam consists of 20 questions, each question has four options. If the answer of one of the students…
A: Given, the exam consists of 20 questions, each question has four options. Let assume 50% is the pass…
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A: Given Beta=4 X=4
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Q: For a population with a mean equal to200and a standard deviation equal to 35, calculate the…
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Q: The average final exam score for the statistics course is 76%. A professor wants to see if the…
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Q: According tố thể the area under the normal distribution, proximately what percent of the data should…
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Q: 4. Which kind of study is generally more effective at blocking confounders? Select one: a.…
A: Given problem Given that Which kind of study is generally more effective at blocking confounders ?…
Q: Suppose a researcher conducts a study on the relationship between hours of exercise per week and…
A: Stratified sampling: It is a sampling method in which the entire population is divided into…
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Q: d. a simple random sample of 40 auto insurance policies, find the probability that the average cost…
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Q: a) Use your graphing calculator to construct and interpret a 95% confidence interval for the mean…
A: Calculate the Sample Mean and Sample Stannard deviation using Excel
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