Below are the enrollment for the last 5 years find the standard deviation 29307 11146 2258 1786 11204

Q: A high school athletic director is asked if football players are doing well academically as the…

A: According to guidelines we solve three subparts when given multiple subparts.

Q: a. Find the marginal distribution g(x),x= 1,2,3. b. Find the marginal distribution h(y),y = 1,2,3 c.…

A: Given:     x     1 2 3 y 1 0.05 0.05 0.1 3 0.05 0.1 0.35 5 0 0.2 0.1

Q: III. Directions: Solve the following problems. Show your complete solution. Round off your answer…

A: Given  Standard deviations σ =2.5, sample size n=50, sample mean x̄=24  90% CI for population mean μ

Q: III. Directions: Solve the following problems. Show your complete solution. Round off your answer…

A: Given that, population standard deviation is 30.  σ= 30. Then standard deviation of sampling…

Q: sum of squared residuals?

A: Sum of square residual is also known as error sum of square. It is calculated by subtracting the…

Q: A newly-hired school registrar in a Science High School would like to determine the overall…

A:

Q: Suppose that you are interested in finding proportion of males that order cold brew at Starbucks.…

A:

Q: 4. A random sample of 15 students was selected from a population size of 100 (normal) in a certain…

A: Use the One Sample t test and there Confidence level  Followings are the Explanation of the question…

Q: A small generator burns two types of fuel low sulfur and high sulfur to produce electricity. For one…

A:

Q: Consider an exponential distribution with parameter 3 > 0, ie., its pdf is f(x|3)==-e-/8 if x ≥ 0. е…

A:

Q: Who among them got the second rank? O John

A:

Q: Find the characteristic function of a uniformly distributed random variable in the range [0.1] and…

A:

Q: p= Pq C N-n 1-N

A:

Q: A machine is used to fill soda bottles. The amount of soda dispensed into each bottle varies…

A: The amount of soda distributed into bottles is normally distributed. The objective is to find the…

Q: data.

A: Five balls numbered 1,2,3,4, and 5 are placed in a box. One is selected, itsnumber is noted, and…

Q: Refer to the Baseball 2018 data, which reports information on the 2018 Major League Baseball season.…

A: Please note that as per our guidelines if multiple sub-parts are there in a question we can answer…

Q: According to the IRS, individuals filing federal income tax returns prior to March 31 received an…

A: GivenThe average refund  is 1088 and the claim is that the individuals receive lower refunds

Q: 4. Given the values below, predict the grade of a student in Math if his grade in English is 85…

A:

Q: List the cumulative distribution function F(x).. List the cumulative distribution function F(y).…

A: Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

Q: Let X be a discrete random variable such that: P(X=0)=1-T and P(X= 40) = π 5 and 0 otherwise, where…

A: X is a discrete random variable such that PX=x=π            x=401-π      x=0 Let us consider a…

Q: When three coins are tossed, the probability distribution for the random variable X representing the…

A: Mean=E(X)=μ=∑X.P(X)

Q: I need the graphs pls.

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

Q: elsewhere.

A:

Q: For which data set is the sample correlation coefficient r closest to 0? (Choose one) (b) For which…

A: Followings are the Explanation of the Question   Correlation :- Correlation is a defined as a…

Q: The school registrar estimates that the dropout rate of senior high schools in Cavite is 75%. Last…

A: According to our policy we can answer only first three part for remaining please repost the…

Q: A pool supply company sells 50-pound buckets of chlorine tablets. A customer believes that the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: III. Directions: Solve the following problems. Show your complete solution. Round off your answer…

A: Formula : CI=x̄ ± ME

Q: Consider a drug that is used to help prevent blood clots in certain patients. In clinical​ trials,…

A: Given X=150 n=6197 Alpha=0.01

Q: The advent of cellphones has changed our life. Many of us send lots of t ghout the day. As a wise…

A:

Q: In order to ensure efficient usage of a server, it is necessary to estimate the mean number of…

A: Givensample size(n)=100Mean(x)=37.7standard deviation(s)=9.2

Q: II. A. Find the t-value corresponding to each level of confidence and degrees of freedom. 1.90%…

A: Ans#-  Find the t-value corresponding to each level of confidence and degree of freedom.          1.…

Q: Find out the skew and skewness of a uniform probability density function for a random variable X.

A:

Q: (a) For each one of the statements below say whether the statement is true or false, explaining your…

A: For each of the given statements, we need to say whether the statement is true or false.

Q: is it unlikely that a crew member will earn P35 per hour? Justify your answer.

A:

Q: According to timeanddate.com the mean temperature in NCR during the dry season is 29°C with a…

A: Given that,in dry season,  Mean, x̄= 29 Standard deviation, Sigma= 3.5  H0: u= 32  H1: u=!32

Q: p Pq C N-n N-1

A:

Q: When conducting a significance test for correlation, if your null and alternative hypothesis are:…

A:

Q: Add a lottery, hundred tickets were sold and three prizes are to be given. How many possible…

A: Given n=100 r=3

Q: In a winter of an epidemic flu, the parents of 2000 babies were surveyed by researchers at a…

A: Given data : x1= 29 n1= 120 x2= 56 n2= 280

Q: The height (in meters) of CNU students follows a normal. distribution with a mean of 1.512 m and a…

A: Given,mean(μ)=1.512standard deviation(σ)=0.0741

Q: A manufacturer of window frames knows from past experience that 10 per cent of the production will…

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

Q: The school registrar estimates that the dropout rate of senior high schools in Cavite is 75%. Last…

A: Given: Population proportion = 0.75 Number of selected freshman = 70 Sample size = 200

Q: fitness center is interested in finding a 90% confidence interval for the mean number of days per…

A: Givensample size(n)=243Mean(x)=2.2standard deviation(s)=2.7confidence interval = 90%

Q: Past experience indicates that the time required for high school seniors to complete a standardized…

A:

Q: Ahmed owns a gas station. The cars arrive at the gas station according to Uniform distribution with…

A:

Q: An number cube (a fair die) is rolled 3 times. For each roll, we are interested in whether the roll…

A: We can clearly see from the above table that X takes two values 1 and -3 . Therefore when the value…

Q: Ahmed owans a gas station. The cars arrive at the gas station according to uniform distribution with…

A:

Q: Three unbiased coins are tossed. all the heads, (ii) two heads, (iii) one head, What is the…

A:

Q: The marginal distribution function of X and Y are Fx(x) = [[Fxy(x, y) dx dy X,Y and Fy(y) = [[_Fx₁y…

A:

Q: As an aid for improving student's capability in programming, nine IT students were randomly selected…

A: a)   The dependent variable must be continuous. When data are present in dependent format [ i.e…