A random sample of 85 graduate level classes was selected and the number of enrolled students during the fall 2017 semester was recorded for each. The data is displayed in the boxplot below. Use this boxplot to completely describe the distribution of the number of enrolled students in this sample of 85 graduate level classes. 0 24 6 8 10 12 14 36 38 40 16 18 20 22 24 26 28 30, 32 34 Number of Enrolled Students a. Center is 10, Spread is 7, Skewed right, outliers of 30 and 36 a. Center at 10, Spread of 7, Skewed right, 36 is the outlier a. Center at 10, Spread is 23, Skewed right, outliers of 30 and 36 a. Center at 10, Spread 7, Skewed right, no outliers

Q: Apply the concept of probability distribution, write your ANSWER with COMPLETE SOLUTION in your…

A: (a) To construct a probability distribution of salaries with the given ranges:

Q: hildren with Tourette syndrome. The data below show the tics in an observed hour for 15 ndomly…

A: Given N=15 Mean=65 Stand deviation=3.478

Q: Magazine A marketing manager of an investment company claims that, on average, their clients invest…

A: Given that: Significance level  = 5 % Here sample standard deviation is given, so we are using…

Q: 3. It was observed that the standard deviation of the number of hours people are glued to their…

A: 3. The provided information is  σ=13.43

Q: According to Masterfoods, the company that manufactures M&M's, 12% of peanut M&M's are brown, 15%…

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

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

A:

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

A:

Q: 4. Based on your probability value from Problem 3 and the randomization distribution above, choose…

A: The p-value method is one of the two ways of hypothesis testing.

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: Question 2 The head teacher of the New Wings Secondary School ask the Math HOD whether the…

A: Normal Distribution: The normal distribution is a balanced distribution function around its mean,…

Q: 0 1 3. Let XT = [X₁, X2, X3, X4] with mean vector μ = 1 0 and E = 21 9 -2 2 0 -2 4 (X₁) X₂ (X(1))…

A: Please note that as per our guidelines I have answered the first three sub-parts. Please repost the…

Q: U and V are mutually exclusive events. P(U) = 0.3; P(V) = 0.49. Find: a. P(U and V) = b. P(UIV) = c.…

A:

Q: What statement is True about ANACOVA 1. If the covariate is not affected by the treatments,…

A: ANACOVA: It stands for Analysis of Covariance. Let us assume there are two variables X and Y, in…

Q: Q2) Fit a nonlinear form as follows to the x and y values y = a₁ + ² X X 2 3 4 5 y 22.7 23.7 24.7…

A:

Q: The phrase "the 97 percent confidence interval for the mean is (70.87, 84.76)" can be translated as…

A: Solution

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: In Figure 1.6, OP is a radius of a circle with centre O and radius r. A point Q is chosen on OP in…

A:

Q: stion 6 According to National Testing data, college math class testing times are Normally…

A:

Q: Assume that a sample is used to estimate a population proportion p. Find the 99% confidence interval…

A:

Q: A stock analyst wants to determine whether there is a difference in the mean rate of return for 12…

A: Solution

Q: X~N(40,?2) and P(X>50) = 0.119. Find the value of ?.

A: From the provided information, Mean (µ) = 40 Variance = σ2 X~N (40, σ2)

Q: 1. A continuous random variable X has the following pdf: fx(x) = ) = {¹ - 1² -|x|, |x|<1 elsewhere 0…

A: Note: According to Bartleby guidelines expert solve only one question and rest can be reposted.

Q: the life expectancy for a species of certain insects is normally distributed with mean of 14.3…

A: It is given that the mean is 14.3 and the standard deviation is 4.3.

Q: Do one of the following, as appropriate: (a) Find the critical value Za/2, (b) find the critical…

A: From the provided information, Sample size (n) = 10 Confidence level = 90%

Q: 13. What are the null and alternative hypotheses, and level of significance for the hypothesis test…

A:

Q: Use the spinner below to find the probability of getting the following after 1 spin. 12 1 11 2 5…

A:

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

A:

Q: 12. Determine whether or not the given data sets are correlated at 0.01 level of confidence: x   0…

A:

Q: West High wants to estimate the number of seniors who plan to go to a  4 -year college. Answer the…

A: a) The correct answer is "50 seniors are randomly selected; 39 plan to go to a 4-year college. Since…

Q: Use z scores to compare the given values. The tallest living man at one time had a height of 246 cm.…

A: Given : Mean : μ = 170.86 Standard deviation : σ = 8.41

Q: In a sample survey, 138 students failed the exam out of 200 total students.  1. Calculate the 95%…

A:

Q: When the sample is selected by picking people based on their position on a list using a sampling…

A: Here we want to know correct sampling method for each example.

Q: the driving time from toronto to montreal are uniformly distributed with times ranging from four…

A:

Q: 4. The Impact of the Level of Native Language Proficiency on the Literacy Achievement of English…

A: Here literacy achievement of English language leisures(2012) depends on the level of Native language…

Q: Express the confidence interval 37.3 % < p < 54.7 % 37.3 % < p < 54.7 % in the form of ˆ p ± E p ^ ±…

A: Given Confidence interval is  37.3% &lt; P &lt; 54.7% Lower limit of confidence interval=37.3 Upper…

Q: Section D: A research team believes that the systolic blood pressure of adult males is normally…

A: Given information Sample mean x̅ = 130 Population mean µ = 135 Sample size n = 36 Population…

Q: What is the relationship between the amount of time statistics students study per week and their…

A:

Q: A sample of 16 participants took part in a hearing experiment. Among other things, the absolute…

A: Frequency Polygon Frequency polygons are a diagrammatic representation of distribution that adopts…

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: a. Test for the significance of regression using a = 0.01. Use t-test. What conclusions can you…

A: Regression are used to predict the dependent variable based on the independent variable. Standard…

Q: 7. A company is considering using Markov theory to analyse consumers switching between the five…

A: “Since you have posted a question with multiple sub-parts, we will solve second sub-parts for you as…

Q: The proper operation of typical home appliances requires voltage levels that do not vary much.…

A: Given Information: Sample size n=11 Sample mean x¯=120 Sample standard deviation s=0.21 Required: To…

Q: b) the correlation coefficient :of this data is

A: here calculate correlation Coefficient of given data x and y

Q: Harvey is courting his classmate Thea. Unknown to him, Thea secretly uses a series of tests to…

A: Given: n = 6 α = 0.05

Q: The correct formula for the limit of a confidence interval for μ is: (x-margin of error, x+ margin…

A: In this case, we need to identify the correct option for the given statement.

Q: Pair 1 Pair 1 Paired Samples Statistics Mean N Admissions Essay Rater 1 Decision Admissions Essay…

A: Solution A paired sample contains the dependent sample .

Q: For each situation, identify the sample size n, the probability of success p, and the number of…

A: Given: p(smoke) = 0.15, n = 25

Q: The retirement age of National Football League (NFL) players is Normally distributed with a mean of…

A: GivenMean(μ)=33standard deviation(σ)=2

Q: Select which statements are true about including a categorical confounding variable in a linear…

A: The correct statements are provided below:

Q: Eight schoolchildren, chosen at random from the first year of a large school, were given, without…

A: (i). Before Instruction:  Mean x̄=  ΣXi/n = (26+20+17+21+23+24+21+18)/8 = 21.25 Sample Standard…