Quiz navigatio Assume that a chi-square test based on three degrees of freedom yielded a test statistic = 6.5. Based on the above information, the p-value of the test |1 2 3 4 Select one: 8. 9 10 11 15 16 17 18 less than 0.01 Ob. Finish attempt .. between 0.025 and 0.05 Time left 0:55:40 between 0.10 and 0.90 d. between 0.05 and 0.10 Next page fin Chapter 8 a.docx Chapter 8 assig.docx Chapter 4.docx Assignment 4 A..docx MAY 30 P

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Q: For a normal population with a mean of u = 60 and a standard deviation of o=12, what is the…

A: Mean : µ = 60 Standard deviation : σ = 12 M = 45 n = 4 We have to calculate : Sample mean is greater…

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A: given data,normal distributionμ=50σ=12we have to find out the 65th percentile for given data.

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A: (a) From the Standard Normal table, the z value for 95% level is 1.96. The number of subjects are…

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A: Given: μ = 8.2 minutes σ = 1 minute n = 70 Formula Used: Z-score = ∑X-(n)(μ)(n)(σ)

Q: None

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A: Given data,Mean μ=15sd     σ=1.7If x=5z-score=?

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A: From the provided information, Sample size (n) = 9 Sample mean (x̅) = 1.26 Sample standard deviation…

Q: You are performing a two-tailed test with test statistic z = - 0.38, find the p-value to 4 decimal…

A: for value of z = -0.38p-value : two tailed  ( double the one tail ) - Ha = 0.7039…

Q: The null hypothesis is that the laptop produced by HP can run on an average 120 minutes without…

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Q: What is the range of these scores: 6,8,8,10,12,13? None of the above 3.5 5.

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Q: D31 75.45 S 11.01 32 81.8 18.09 a 0.01 significance level to test the claim that students taking…

A: We have given that  Sample size n1= 31 , n2= 32 Sample mean xbar1 = 75.45 , xbar2 = 81.86 S1= 11.0.1…

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: given data normal distributionμ = 100σ = 15shaded area = area to the right of 90

Q: What is the value of the chi-square test statistic for this test? O x² = 8.79 O x² = 15.89 О…

A:

Q: Use Excel's Analysis ToolPak, with a seed of 1, to simulate 906 random observations of a normally…

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A: Given Information: M1=4.2,s1=0.75,n1=10M2=5.3,s2=0.41,n2=12SM1-M2=0.25S2pooled=0.35α=0.05

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A: It is given that the mean and standard deviation are 50 and 5, respectively.

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Q: How many tissues should a package of tissues contain? Researchers determined that 60 tissues is the…

A: Solution-: Given: μ0=60,n=100,x¯=52,s=22,α=0.05 Suppose the test statistic does fall in the…

Q: You want to obtain a sample to estimate how much parents spend on their kids birthday parties. Based…

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Q: Use the z-score formula, z = and the information below to find the value of o. Round your answer to…

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Q: 9. Find the sum that is two standard deviations above the mean of the sums. 10. Find the sum that is…

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Q: A data set includes data from student evaluations of courses. The summary statistics are n= 98 , x =…

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Q: Age/ year SD SD 4.672 4.905 0.572 15-24 0.540 33 4.131 0.596 49 25-29 13 4.517 0.432 14 1:CC

A: It is an important part of statistics. It is widely used.

Q: You are performing a left-tailed test with test statistic z = - 2.23, find the p-value to 4 decimal…

A: GivenTest is left tailed testTest statistic(z)=-2.23

Q: 13.Find a 95% CI on the mean volume of syrup dispensed? a) 19.79, 29.21 b) 12.12, 16.23 c) 62.10,…

A: Note: Questions 13,14 and 15 are three different questions. As per the guidelines, I have to answer…

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Q: K Assume that adults have IQ scores that are normally distributed with a mean of 97.6 and a standard…

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Q: H0: μ ≤ 16.09 vs. HA: μ > 16.09 What is the test statistic for sample of size 25, mean 13.97, and…

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Q: pls help me and write the solution down on a paper if you can thank you

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