A random variable X has the following probability distribution: x0 2 X 4 6 P(X) 0.12 0.10 2k 0.28 Find the value of k. Express your answer in 2 decimal places. k = Blank 1

Q: Refer to the following scenario. A government official is in charge of allocating social programs th...

A:

Q: A fish story: The mean length of one-year-old spotted flounder, In millimeters, is 121 with standard...

A:

Q: A survey was conducted to determine the proportion of Grade 11 students who engage in under-age alco...

A: We have given that p = 0.70 n = 100 We have to calculate  P(x> 0.65) 

Q: A manufacturer of front light for automobiles tests lamps under a high humidity, high temperatu Usef...

A:

Q: If P(B)=0.43 P(A)=0.9 P(BIA^) =0.7' P((AnB")n (A°NB)) and Find O A. 0.07

A: P(A) = 0.9 P(B) = 0.43 P(B|Ac) = 0.7 P(Ac) = 1-0.9 = 0.1P(Bc) = 1-0.43 = 0.57 Probability:  P...

Q: Assume that different groups of couples use a particular method of gender selection and each couple ...

A: Given Information: Sample size n=48 Probability of a girl  i.e., probability of success p=0.5 Probab...

Q: Need asap. A magazine article conducted a survey of 1000 people in Washington State and found that ...

A:

Q: The teacher selects 10 left-handed and 10 right-handed students. What type of sampling was being use...

A: The teacher selects 10 left-handed and 10 right-handed students. What type of sampling was being use...

Q: Combination or Permutation? Determining the first, second, third place in a contest. Choosing frien...

A: Given: Permutation combination  

Q: The average height of a large group of children is 43 inches, and the SD is 1.2 inches. The average ...

A:

Q: Consider the regression mode, y = a + Bx + ɛ; where, E (ɛ | x) = 0, E(ɛx) = 0, Var (ɛ|x)= oʻ, and Va...

A: From the given information, y=α+βx+ε Eε|x=0Eεx=0Varε|x=σ2Varα+βx|x=0 a) Vary|x=Varα+βx+ε|x          ...

Q: The municipal government of Morong Rizal wants to estimate the percent of the citizens who are willi...

A:

Q: Suppose that you are probability that you not choose at least the fourth room of the rooms you have ...

A: Given : P=0.4  

Q: In airline applications, failure of a component can result in catastrophe. As a result, many airline...

A: Given: The probability that a component fails = 0.0066 The failure of components are independent of ...

Q: llustration 10. Obtain the value of median from the following data: 753, 91, 384, 591, 522, . 777, 2...

A:

Q: 2. The frequency of heavy rains in one week follows a Poisson distribution with parameter A. Accordi...

A: a) The Poisson pmf given λ is given by, P(X=x)=e-λλxx!, x=0,1,2,...... where λ>0. The joint pmf f...

Q: In a shipment of  59 vials, only 14 do not have hairline cracks. If you randomly select 2 vials from...

A: Given that  Number of vials (n) = 59 Vials do not have hairline cracks = 14 Vials having hairline cr...

Q: Refer to the following scenario. A government official is in charge of allocating social programs t...

A:

Q: Example 7-27. Let X1, X2, ..., X, be jointly normal with E (X;) = 0 and E(X?) = 1 for all i and Cov ...

A:

Q: The number of named Atlantic storms for 9 consecutive years is: 7, 8, 14, 11, 12, 7, 6, 11, 13., We ...

A: As per our guidelines we can solve first three sub part of question and rest can be reposted. Soluti...

Q: For a binomial experiment with 20 trials P(x 16). false O true

A:

Q: Suppose that the amount of time that students spend studying in the library in one sitting is normal...

A: GivenMean(μ)=45standard deviation(σ)=20sample size(n)=17

Q: Write the null and alternative hypotheses you would use to test each of the situations in parts (a) ...

A:

Q: A Realtor claims that no more than half of the homes he sells are sold for less than the asking pric...

A:

Q: Leila owns a pizza shop. She determines the number of pizza boxes that are sold per day. Probability...

A: Given: Number of boxes (X) Probability P(X) 35 0.1 36 0.2 37 0.3 38 0.3 39 0.1

Q: llustrations 5. (b) The mean of 200 items was 50. Later on it was discovered that two items were Mis...

A:

Q: Give 5 examples of parameter and 5 examples of statistic

A: The population is a set of measurements or it is considered as a whole i.e., every member of a group...

Q: Use the table to answer to find the probabilities below. P(2.2 2.72) =

A: We need to fint the probabilities  P(2.2 ≤ x  ≤ 3.8 )  & P(x>2.72) Using the given table.

Q: Jack owns a small neighborhood convenience store and has years of data tracking the most popular ite...

A: Given,mean(μ)=49standard deviation(σ)=7.1and n.of papers jack sold (X)=76

Q: - Calculate mean deviation from the following series: 10 11 12 13 14 Y 3 12 18 12 3

A:

Q: 16. (BONUS) Use Chebyshev's Theorem to find the following probability. If u = 5, o? = 9. Assume x ha...

A:

Q: n a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the res...

A: Given: Goliath Varmint Weasel 1,660 1,290 1,000 770 1,440 2,120 880 1,320 1,850 1,960 1,...

Q: Find the upper and lower outlier boundaries. Nuclear power: The following table presents the number ...

A: Outliers are extreme values .It increases the error variance and reduces the power of statistical te...

Q: Directions: Write the probability distribution for each discrete random variable. 2. Construct the ...

A: The sample space for the sum of outcomes when two dice are rolled is given below: S=2, 3, 4, 5, 6, 7...

Q: Jose's ACT score had a z-score of 1.15. What was his ACT score? Standardized tests: In a particular ...

A:

Q: Present the following data of the percentage marks of 60 students in the form of a frequency table w...

A: Given data is

Q: Suburb After Before Diff     Burr Oak 4 4 0     Elgin Corners 1 2 -1     Elm Grove 8 3 5     Greenbu...

A:

Q: A manufacturer of front light for automobiles tests lamps under a high humidity, high temperatu Usef...

A:

Q: A university plans to invest in a particular project. There is a 35% chance that the university will...

A: Given,35% chance that the university will lose 30,000 phpand 25% chance that the company will make 5...

Q: The Wisconsin Dairy Association is interested in estimating the mean weekly consumption of milk for ...

A:

Q: A box contains 5 balls. Two are numbered 3, one is numbered 4, and two are numbered 5. The balls are...

A:

Q: Differentiate Experimental Method and Quasi-experimental method by giving an example or an applicati...

A: An experimental design is a research study that involves random selection of subjects, assigning the...

Q: Which one of the following is the characteristic of inference that cannot be legitimately drawn from...

A: From the provided options, the appropriate option, that can not be inferred from the experimental st...

Q: on 4. AC 0.24 0.32 BC 0.25 0.19 Find the following probabilities: a. P (A) AT b.P (B) c.P (A n B) d....

A:

Q: What is the value of the standardized test​ statistic? What is the​ P-value of the test​ statistic? ...

A: It is given that Sample size n = 13 Sample mean = 28.5 Sample SD = 4.5 Level of significance = 0.05

Q: In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the re...

A: Given that In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph,...

Q: X 3 7 P(X) 0.3 0.1 0.2 0.4 -0.7

A:

Q: Due to the alarming cases of Covid-19, a researcher wanted to study the characteristics of the patie...

A: A quantitative variable has numeric values which could be used in measuring the variables. For examp...

Q: From the data given below about the treatment of 250 patients suffering from a disease, state whethe...

A:

Q: 3. The following questions ask you to submit a short response to the question (if you find yourself ...

A: The mean of a probability distribution tells about the central tendency while the variance measures ...