Question 4 What is the Expected Value for the following numbers? P(X) 0.18 0.12 2 0.05 3 0.24 4 0.12 0.29

Q: Round 0.87 to the nearest tenth.

A: We have to find

Q: What is the probability of randomly selecting a Car, given you selected Professor? Car Truck Totals…

A: Given :   car truck Total student 26 27 53 professor 13 25 38 Total 39 52 91

Q: QUESTION 6 dy y' - 3x?y = 0, y(0) = 5. Note: y = y(x) and y' = dx In the power series solution of…

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Q: You decide to work fewer hours per week, which results in a 32 % decrease in your pay. What…

A: We have to calculate the percentage increase in pay required to regain your original salary after a…

Q: Question 5 In a right-skewed distribution? the mean is equal to the median. the mean is more than…

A: There are two types of skewness, they are positive and negative skewness. Positive skewness is also…

Q: Calculate the median for products sold per store using this data. 0, 77, 38, -5, 44, 62

A:

Q: Question 12 Calculate the 25th percentile for the data below. 35, 4, 27, 44, 42, 10, 4, 14, -9

A: We have given the following data  35,4,27,44,42,10,4,14,-9

Q: Question 15 The claim is a mean is 212 and you want to prove it is more. Test the hypothesis within…

A: Given that  Sample size n =59 Sample mean =214.12 Standard deviation =63.6

Q: Calculate the standard deviation sales per store using this population data 91, 53, 71, 4, 30, 16

A: We have given that the population data: 91, 53, 71, 4, 30, 16.

Q: In a large clinical trial, 392,323 children were randomly assigned to two groups. The treatment…

A: Solution

Q: What is the Normal Distribution Probability where X is less than 80.6 for a mean of 61, and standard…

A:

Q: QUESTION 22 Calculate the variance products sold per store using this sample data 0, 77, 38, -5, 44,…

A: Answer  Variance = 900.33

Q: An agency surveyed people worldwide, asking them, "Do you live in a household with more than one…

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Q: What is the equation using the table below showing the regression of grades and practice problems?…

A: Since, Summury output showing the regression of grades and practice problems. Where, coefficients…

Q: QUESTION 13 Calculate the skew using this sample data 35, 4, 27, 44, 42, 10

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Q: The regular price of a color TV is $555.53 During a sale, Hill TV is selling the TV for $465.31.…

A: The actual price of the TV is $555.53. During the sale it sold for $ 465.31.We need to determine the…

Q: What is the Sample Size given standard deviation is 29.4, error is within 6.47, and confidence level…

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Q: What is the probability of randomly selecting someone who is Professor and has a New service?

A: It ia given that Total = 66 Number of individuals who are Professor and has a new service = 20

Q: Question 8 What is the Normal Distribution Probability where X is less than 35.97 for a mean of 43,…

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Q: What is the probability of randomly selecting a Male or a Cat?

A: It is given that Total = 83 Number of males = 38 Number of cat = 32 Number of cat and males = 15

Q: What is the probability of randomly selecting someone who is Student and has a Y? w Y Totals Student…

A: Given that    W Y Total Students  17 22 39 Professor  23 28 51 Total 40 50 90

Q: For this binomial distribution, what is the variance for the number of successes when sample size is…

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Q: QUESTION 15 Calculate the range for salary (in dollars per hour) using this data 55, 78, 18, 27, 51,…

A: range = maximum value - minimum value

Q: QUESTION 5 For this binomial distribution, what is the standard deviation for the number of…

A: Standard deviation of Binomial distribution is given by σ=√np(1-p)

Q: Calculate the z score for the time taken to buy your product. x = 29 seconds. Use this sample data.…

A: given data : 45,32,29,63,15,15 x= 29

Q: b) Show, with the help of the Intermediate Value Theorem (IVT), that the average weight of seelans…

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Q: It is reported that the market share of iphones is 40%. (i.e. 40% of all cell phones are…

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Q: What is the Discrete Standard Deviation when sample size is 57 with a probability of 0.30?

A: Given Round every calculation to 2 decimal points unless the specific question asks for something…

Q: The claim is a mean is 62 and you want to prove it is less. Test the hypothesis within a 5% level of…

A: The sample size n is 129.

Q: What is the Central Limit Probability where x is more than 22.41 for a population mean of 26, and…

A: Formula: z = (x̄ - μₓ̄ )/σₓ̄

Q: Calculate the standard deviation products sold per store using this sample data 0, 77, 38, -5, 44,…

A: We have given that the sample data 0, 77, 38, -5, 44, 62.

Q: A company earned $1.8 billion during 1 year, with 1.03 billion outstanding shares of stock. Find the…

A: The objective of this question is to calculate the Earnings Per Share (EPS) for a company. EPS is a…

Q: The ratio of the measurements of the interior angles in a quadrilateral is 2:5:7:10. Find the…

A: Solution Let n is the common mulltipler of interior angles  Given angles are in 2:5:7:10 ratio…

Q: C) Apply 4 iterations of the Secant method, taking initial approximations t₁ =16 and ta=26, to…

A: