Show that the probability of the union of (non-mutually exclusive) events A and B can be written as follows: P(AUB) = P(A)P(B|A) + P(B)

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A: Given: Sample meanx¯=485Sample standard deviation(s)=80

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A: We have given that Mean(µ) = 4.8 Standard deviation of the population (σ) = 0.4  n = 9

Q: %3D For X - normal with u = 10, o = 15 and a sample size of 24, P(X > 11) = || Note: round your z…

A: Given that mu =10 ,s.d =15

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Q: We are interested in assessing the number of ropes a person can jump rope. We have a random sample…

A: Here use confidence interval of population mean

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Q: nesis test of a single population mean with known population standard deviation (0), we can use…

A: Given  Sample mean x̄=67.1, n=36, standard deviations σ=18.3  Hypothesis  Ho: μ=70 vs H1: μ<70

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A: Question: In regression analysis, the variable that is used to explain the change in the outcome of…

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Q: ural towns give a life expectancy of x, = 72.6 years with a standard deviation of s, = 6.66 years. A…

A: Given, For rural towns: For urban towns: Significance level,

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Q: Determine the correlation equation and correlation coefficient for the data in Table 1. The explain…

A: We need to determine the correlation equation and correlation coefficient for the data in Table 1…

Q: 12. If Jerry randomly chooses a single sock, what is the probability that it is black? C. 50% D. 14%…

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Q: A population consists of the following one-digit number (2, 3, 5, 7, 8). Without replacement, let us…

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Q: 2. The probabilities of a machine manufacturing 0, 1, 2, 3, 4, or 5 defective parts in one day are…

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Q: From the following particulars chalk out an industrial activity index number for the year 1998…

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Q: Suppose we roll a twelve-sided die. Determine the probability of rolling an odd number Determine the…

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Q: A box contains 5000 tickets. There are 500 cards with value of 1 and 4500 cards with value of 0. We…

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A: Task is to find the areas under the standard normal curve.

Q: Consumption of alcoholic beverages by young women of drinking age has been increas- ing in the…

A: The random variable annual consumption of alcoholic beverages follows normal distribution. We have…

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A: Given that p =0.76, n=1000

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Q: In marketing children’s products, it is extremely important to produce television commercials that…

A: Excel Procedure: Enter the data for Toys, Food, Children's clothing in Excel sheet. Go to Data…

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Q: a) A manufacturer of apple phone charges claims that only 4% of his production is defective. In a…

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A: Given  that

Q: ect all that apply. Which of the following pairs are independent events?   Question 9 options:   a…

A: We know that  Independent events :  Events whose occurrence is not dependent on any other event.…

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Q: Is the proportion of wildfires caused by humans in the south higher than the proportion of wildfires…

A: a. For this study we should use, two sample proportion test(Z-test for two proportions). b. The test…

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Q: A. Determine the percentage and number of samples for each stratum using proportional allocation.…

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A: Given: a=-1.025b=31.237r2=0.414736r=-0.644

Q: 1. The numbers of computers sold per day at a local computer store, along with its corresponding…

A: The variance of X is calculated as V(X) = E(X2) - (E(X))2 And SD(X) = √(V(X))

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Q: Independent Activity 1: A random sample of size 70 has a standard deviation of 15. What is the…

A: In question, Given that a random sample of size 70 has a standard deviation of 15. Then we'll find…

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