Q3) The following data represents the score of 40 students in one exam 26 72 41 59 60 88 35 48 11 84 36 73 50 61 95 70 46 56 28 74 14 91 27 22 39 77 44 87 60 45 90 63 43 88 71 29 86 70 69 55 * :b) The Median is 67 67.5 68 68.5 none of all above

Q: 3. Below is a randomization distribution of the value Diff based on 100 random assignments of these…

A: Solution:

Q: c) The Coefficient of Variation (C.V) for the following data (11, :51, 12, 25, 10, 25, 13) is

A: Co-efficient of variation = σμ*100

Q: 2. What is the sample variance of the nutritional status for the 7 individuals? O 7.63 O 7.068 58.17…

A:

Q: From previous studies it was found that the average height of a plant is about 85 mm with a variance…

A: From the given information, The average height of a plant is about 85 mm and the variance is 5. The…

Q: In a certain state, about 3/5th of the registered voters participated in 2016 election what fraction…

A:

Q: 1.7. Refer to information in 1.6 The one-hectare plot has different types of vegetation - shady…

A: It is given that, For the Sunny area: x¯1=85, n1=20, s12=4 For the Shady area: x¯2=75, n2=25, s22=6.

Q: mg We want to conduct a hypothesis test of the claim that for middle-aged adults the population mean…

A:

Q: According to a PEW Research Center survey, the mean student loan at graduation is $25,000. Suppose…

A:

Q: If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was…

A: It is given that Number of pedestrian who are not intoxicated = 651 Total = 979

Q: Big sagebrush is often planted in range restoration projects. An experiment is performed to…

A: 1) The false statement is "Option b. b. Experiment Design: 2 factorial design in CRD (completely…

Q: Supply the missing column. Total points: 20 (1 point for each row/column and 2 points for letters…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Pick a reasonable value for your independent variable to make a prediction of the dependent…

A: The data here relates to the a game of baseball. We have two variables- 'At Bat' and 'Hits' At Bat…

Q: 7. Moreover, Dr. Castillejo suspects that other than maximum pulse rate (from 152bpm to 196 bpm),…

A: Regression are used to determine the linear relationship between two variable, they are independent…

Q: Every cereal box has a gift inside, but you cannot tell from the outside what the gift is. The store…

A: The total number of boxes is 59.

Q: To estimate the percentage of a species of rodent that carries a specific viral infection, 175…

A: Solution-:  Given: n=175, X=103, c=0.99 We want to find the 99% C.I. for the population proportion.

Q: The following are distances (in miles) traveled to the workplace by 14 employees of a certain…

A: Given data: 7,2,37,32,1,1,1,36,36,36,31,31,25,25

Q: You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe…

A:

Q: A student entering a doctoral program in educational psychology is required to select two courses…

A: There are 5 courses. 5C2 = 10 combinations.

Q: Multiple Choice: Read and answer the following to the correct answer. If your answer is not on the…

A: "Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: 2. A shoe manufacturer is considering developing a new brand of running shoes. The business problem…

A:

Q: If one student is chosen at random, find the probability that the student was male AND got a "C". Ro

A: It is given that Number of males with C = 3 Total = 56

Q: A jar contains 10 red marbles numbered 1 to 10 and 8 blue marbles numbered 1 to 8. A marble is drawn…

A: GivenA jar contains No.of red marbles numbered 1-10=10No.of blue marbles numbered 1-8=8Total no.of…

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

A:

Q: 5. In a journal on clinical nutrition, one of the findings show that the type of workout or training…

A: Solution: The Dr. Castillejo’s claim is that the average oxygen consumption differs among three…

Q: A programmer plans to develop a new software system. In planning for the operating system that he…

A: It is given that margin of error (E) is 0.03 and the confidence level is 0.95.

Q: The physical plant at the main campus of a large state university recieves daily requests to replace…

A: Given Mean =61 Standard deviation=8

Q: 4. If A and B are mutually exclusive events and both have nonzero probabilities, then it is…

A: 4) Mutually exclusive events Two or more events are said to be mutually exclusive if they have no…

Q: You toss a fair coin 4 times. What is the probability that (round t a) you get all Tails?

A: When we toss a fair coin 4 times, we get the following sample space as S = {HHHH, HHHT, HHTT, ....,…

Q: We wish to estimate what percent of adult residents in a certain county are parents. Out of 600…

A:

Q: If the average height of 500 students in a secondary school is 151 cm, with a standard deviation of…

A: GivenMean(μ)=151standard deviation(σ)=15

Q: Determine possible purpose of the research that aims to answer the given questions. An example is…

A: 1. How many hours do students allocate for mobile games in a day? Answer: The results of this study…

Q: For a standard normal distribution, find: P(z > -0.85)

A: Here: For a standard normal distribution, we have to find:P(z > -0.85)

Q: Find the proportion of Normally distributed observations with a z-score below 2.56. Give your answer…

A: Given Z=2.56

Q: In a specific year, SAT scores were Normally distributed with mean 1026 and standard deviation 209;…

A: i) SAT scores were Normally distributed with mean 1026 and standard deviation 209; μ=1026σ=209  ii)…

Q: In a study of pain relievers, 50 people were given product A, and 38 experienced relief. In the same…

A: It is obtained that: For product A: Total participants=50No. of participants, who got relief=38 For…

Q: 3. According to the study of Fitbit, a company producing fitness trackers, women typically have high…

A: Shapiro-Wilk Normality Test   Male Female W 0.94898 0.96948 p-value 0.17212 0.72155…

Q: Suppose we consider a one-dimensional chain of links, where each link (with volume dV) has a…

A:

Q: Here is a table showing all 52 cards in a standard deck. Face cards Color Jack Queen King Suit Ace…

A:

Q: When doing blood testing for a viral infection, the procedure can be made more efficient and less…

A: Given that  Number of samples (n)=3 Probability of individual blood sample testing positive for the…

Q: (3 Random sultanas in scones (a) Show that for a Poisson distribution the mean is equal to the…

A: 1:  we have to prove for Poisson distribution,        variance =mean 2: N=3600, n=1200 Mean=…

Q: 1.5. Suppose that Y₁, Y₂...., Y₁ constitute a random sample from the density function y>0,0> -1…

A: Given X~exp(1/(ɑ+θ))

Q: In a series of ten tosses of two distinguishable dice A and B, the following faces are uppermost…

A: * ANSWER :-    From the given information the answer is provided as below ,

Q: A biologist looked at the relationship between number of seeds a plant produces and the percent of…

A: a. The correlation coefficient between the variables is obtained as -0.88 using the EXCEL formula,…

Q: An individual can be either susceptible or infected, the probability of infection for a susceptible…

A:

Q: Step 1: Determine Rejection Region. Step 2: Solve for Test Statistic. New Cases New Deaths 1765 4…

A: Use the Excel and perform the Two sample independent t test ( when Variance are equal ) Followings…

Q: 6/ If the families in a community with two children are distributed as follows type Boy. Boy aboy…

A: Probability of atmost 1 boy child is 0.60 ( As we add up the ratios 45% 10% and 5%)

Q: c) The Coefficient of Variation C.V) for the following data (11, :51, 12, 25, 10, 25, 13) is 70.0349…

A:

Q: b. Write the equation of the line of best fit. c. Predict the weight for the height of 1.83

A: The provided information is  Height (x) Weight (y) xy x2 1.63 59 96.17 2.6569 1.73 51 88.23…

Q: 5. When you draw one of the die out of the velvet pouch, what is the probability that you have drawn…

A: here given , there are 2 dice , one is standard and other is weighted Die  For standard die…

Q: Section F: In a random sample of 150 unemployed males, 81 of them stated that they were regular…

A: Solution Level of confidence = 99%