4. Calculate Rank Co-efficient of correlation for the data given below: S. No. A В C D E F H J K 3 11 8. A 2 10 8 4 12 7 6. В 1 7 4 10 3 12 6. 5 11 2.

Q: A poll reports that 47% of Canadians download movies on their computers. The poll has a margin of…

A:

Q: What is the critical value in a two-tailed test with 10% level of significance and a degree of…

A:

Q: Given a set of data, which of the following refers to the independent observations? a. Variance b.…

A: We have given that,  Given a set of data, which of the following refers to the independent…

Q: A new music venue in the city wants to know what kind of music students prefer. To research, they…

A: There are 3 independent samples which are pop, alternative, or country music. We have to test…

Q: Let X e L'(N, F,P) and let G,H be sub o-algebras of F. Moreover be independent of o(o(X),G). Show…

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…

Q: According to a study, there is an increase on average monthly expenses of ₱250.00 for cell phone…

A: We have given that,  Sample size = 60, average = 280.00, and population standard deviation = 77.00…

Q: 5. A medical researcher wants to determine how the dosage (in mg) of a drug affects the heart rate…

A: We have to find the following-

Q: For the following expected and observed frequencies, find the Chi-Square obtained statistic…

A: Given   1st Category 2nd Category 3rd Category Observed (fO) 100 90 110…

Q: Given the following data, compute for the following: 1.) mean, 2.) median, 3.) mode,

A: From the given table we calculate mean, median, mode  Note: According to Bartleby expert guidelines,…

Q: For the following two samples of scores, calculate the pooled variance from an Independent-Samples…

A:

Q: From a group of 20 nurses, 4 are to be selected to work a night shift. In how many ways can this be…

A:

Q: Data Given the following set of data, find the complete list of summary statistics (mean, standard…

A: SOLUTION: The formula of mean is given by - x¯=1n∑xii=1n where M is the mean  n is the number of…

Q: A distribution is given as X - U (15, 40). Find the 65th percentile. O 30.55 O 31.25 O 30.15 O 31.75

A: Let the random variable X denote the uniform distribution over [15, 40]

Q: Data on tuition and mid-career salary are collected from a number of universities and colleges. The…

A:

Q: You want to study whether music affects people’s ability to learn.  You have 10 college students…

A:

Q: 194 220 243 263 llions) 1. Find the linear correlation coefficient of the data. 2. Fit the data into…

A:

Q: Assume

A: Given, The X units are dollars($)

Q: Gene 2 Dominant Recessive Dominant 56 22 Gene 1 Recessive 18

A: Given: Gene1\ Gene 2 Dominant Recessive Total Dominant 56 22 78 Recessive 18 4 22 Total 74…

Q: Trials in an experiment with a polygraph include 96 results that include 22 cases of wrong results…

A:

Q: If the population standard deviation is unknown, what test statistic is to be used? a. t-test b.…

A: If the population standard deviation sigma  is known then z statistic is used.

Q: A manufacturer produces piston rings for an automobile engine. It is known that ring diameter is…

A:

Q: Random samples of size 4 are drawn, with replacement, from the finite population 2, 4, and 6. FindH_…

A:

Q: lease answer fast and use your own word dont copy paste

A: Since you have posted multiple questions, we are answering the first question. Kindly repost the…

Q: A YouTuber can expect to earn between 50 to 80 pesos per 1,000 views at 95% confidence level.…

A:

Q: What does the Empirical Rule say? Can you use the Empirical Rule for ALL probabilities in a normal…

A: Introduction: It is required to discuss about the Empirical Rule.

Q: What type of variable is "monthly rainfall in Vancouver"? A. categorical B. quantitative C. none of…

A: Quantitative variable : A variable that consists of a count or numerical measurement of the…

Q: A discrete variable is a variable. with a basic unit of measurement that cannot be subdivided O that…

A: Given problems related to discrete variable and rates, we have to choose the correct choice in both…

Q: I wanted help with 22 not 21

A: 22)

Q: Use the z formula  and the normal table( z distribution) to solve the following problems.  the time…

A: A random variable having a normal distribution with mean μ = 18.4 lbs per month and standard…

Q: A continuous variable is a variable_ O that is identified as an effect variable O with a unit of…

A: Given problem Given that   A continuous variable is a variable  Ans) with a unit of measurement…

Q: Regardless of the kind of workout a gym goer does, the mean time spent on the treadmill is 44…

A:

Q: 26- The ages of people in a class (to the nearest year) are as follows: Age Number of Students 14…

A: We have given that,  Age (X)  Number of students (f)  18 14 19 120 20 200 21 200 22 90…

Q: shirt factory has just installed a boiler that will last for 35 years.  It is expected that there…

A:

Q: Detween the two vahables 588 ne value of the coefficient of determination? Round to four decimal…

A: We have given that,  Correlation coefficient (r) = 0.588 Then,  We will find the coefficient of…

Q: 2.5 Solve the below problem: Y has a density function - y),0 < y s 2 |(2 – fy) = 0, elsewhere Find…

A: The pdf is  f(y)=142-y      0≤y≤20               otherwise

Q: 1. When we decide to reject the null hypothesis, the probability of committing a Type l error will…

A: For the given statements, we need to answer True or False for each.

Q: 5. Which of the following is a measure of the spread of a distribution? a) skewness b) median c)…

A: From the above data  We are given that measure of the spread of a distribution The correct option is…

Q: Which of the following must be used as the significance level if we want a lower possibility of a…

A: Solution-: Which of the following must be used as the significance level if we want a lower…

Q: SIX A. The following data set shows the monthly demand for a specific computer printer at various…

A: Given data indicates the monthly demand for a specific computer printer at various price levels. The…

Q: 2.3 Answer the below question: A certain type of tree has seedlings randomly dispersed in a large…

A: Given that, If the seedlings are randomly dispersed, the number of seedlings per region Y can be…

Q: 4. In order to find the mean for grouped data, it is necessary to: a) Find the sum of the frequency…

A: Mean is the average of all the value in the data set.

Q: For a confidence level of 98% with a sample size of 30, find the critical t value. 2.463 Submit…

A: Given problem Given that   For a confidence level of 98% with a sample size of 30. We have to find…

Q: An insurance company offers four different deductible levels-none, low, medium, and high-for its…

A: Given Information: Auto/Homeowner N L M H L 0.04 0.08 0.05 0.02 M 0.07 0.11 0.20 0.08 H…

Q: What is the probability of rolling less than 5 on a fair twelve-sided die? round answer to four…

A: Given that ; A fair 12 sided die is rollled  Total possible outcomes = 12  i. e.  {…

Q: 5. Fit a cubic polynomial to the following data: 3 4 7 8 11 12 y 1.6 3.6 4.4 3.4 2.2 2.8 3.8 4.6…

A:

Q: P(0)= 0.2, P(2)= 0.3, P(4)=0.3, P(6)=0.2 10. What is the variance of the probability distribution?*…

A: The given probability distribution table is,

Q: Sample surveys on sensitive issues can give different results depending on how the question is…

A: Given that, A university randomly divided 2400 respondents into three groups. 800 respondents were…

Q: Random samples of size 4 are drawn, with replacement, from the finite population 2, 4, and 6. FindH_…

A:

Q: Prof. Jacob wants to know, with 90% confidence, the proportion of students who like to eat in the…

A: Given, Confidence interval, α = 90 Sample proportion, p^ = 0.62 Margin of error, M.E = 0.025

Q: 2.4 Solve the below problem: The change in depth of a dam from one day to the next, measured (in…

A: Given,f(y)=14; -2≤y≤20; elsewhere