A statisican that is a sports enthusiast estimated the mean cost for regular season upper level NBA tickets. They determined the mean cost to be between $52 and $78. What is the sample mean (2) ? N What is the margin of error (E)?

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A: Given that, n = 90, p = 0.77 To check if the normal distribution can be used to test population…

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A: Given: The area under the standard normal curve to the right is 0.15 Probability = 0.15

Q: Exercise 4 Show that the Central Limit Theorem, as stated in the form of Theorem 4.1, implies that…

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Q: You obtain the following data: 75, 83, 64, 75, 64, 80, 64, 56, 52, 64, 58, 52, 60, 78, 89, 56, 56.…

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Q: We want to predict the selling price of a house in Newburg Park, Florida, based on the distance the…

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Q: Suppose n=407,¯x=65.1 and σ=7.4. Find the 90% confidence interval for a sample of size Enter your…

A: Given    n=407,x¯=65.1 and σ=7.4 Find the 90% confidence interval ?

Q: An appetizer platter has a selection of 8 different appetizers. Mario plans to choose 3. How many…

A: Given;Total number of different appetizers in an appetizer platter = 8Mario plans to choose 3.

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A: Given that, population mean is u= 49360  and population variance is σ2= 6568969  population standard…

Q: 23. A variable is described at N(5,9). This indicates normal distribution, with Mean= 5 and Variance…

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Q: A study of the annual growth of certain cacti showed that 64 of them, selected at random in a desert…

A: Given n=64 S=4.5

Q: Company XYZ knows that replacement times for the coffee makers it produces are normally distributed…

A: given data   normal distributionμ = 4.7σ = 1.7

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Q: For the following significance level, what is the probability of making a Type I error? a = 0.1 i

A: Given that  α = 0.1

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Q: a. identify the populations and the response variable. b. what is the I, n, N c. the degrees of…

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Q: Please SHOW THE 7 STEPS IN TESTING THE HYPOTHESIS I. Ho II.  Alpha =  ? III. T-test? F-test? IV.…

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Q: The lengths of time (in years) it took a random sample of 32 former smokers to quit smoking…

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Q: Find the p-value for the following hypothesis test. Ho: M = 23, H₁: μ ‡ 23, n = 49, x = 22.00, o =…

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Q: Differentiate between a time series and a spatial series.

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Q: suppose a random variable X follows a binomial distribution with parameters n=70 and p=0.60.use the…

A: Given The data is as follows: X~Bn=70, p=0.60

Q: The most conservative sample size needed to make a 90% confidence interval for the true mean with a…

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Q: A certain beverage company provides a complete line of beer, wine, and soft drink products for…

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Q: You measure 40 turtles' weights, and find they have a mean weight of 71 ounces. Assume the…

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Q: The ability to determine the age of some individuals can be difficult if there are not quality…

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Q: You are testing the claim that the mean GPA of night students is different from the mean GPA of day…

A: Given Information: Night students: Sample size n1=35 Sample mean x¯1=2.91 Sample standard deviation…

Q: Use the normal distribution to find a confidence interval for a difference in proportions p₁ - P₂…

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Q: A biased coin is tossed repeatedly. Find the probability that there is a run of r heads in a row…

A: Let biased coin           P(head)=p              P(tail)=1-p and                  Hrh=being the…

Q: An entrepreneur owns some land that he wishes to develop. He identifies two development options:…

A: Given X1-bar=250500 X2-bar=235500 n1=n2=30

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Q: Kambiri is a university student. He has budgeted K420 for incidental expenses. After 3 weeks, he…

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Q: Q. 41 What is known as probable error?

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Q: The probabilistic method. 10 per cent of the surface of a sphere is coloured blue, the rest is red.…

A: given data 10% of the surface of sphere is colored blue

Q: Use the spinner. 3. Let A be the event of the spinner landing on 4 or 10, and let B be the event of…

A: Given that, A spinner consists of numbers which ranges from 1-12.