Frequency 10+ 8 6 4 2 1 6 11 16 21 26 31 data Based on the histogram above, what is the frequency of the class containing the value 2

Q: Another researcher reads the study regarding cleanliness and morality and is very skeptical. She…

A: 1. There is nothing related to smell in either of the two studies. So this has to be false. 2.…

Q: Explain the types of measurement scales (ordinal, nominal, interval or ratio), and give examples in…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any questions so i am solving…

Q: need the answer quick

A: Given: fx=x218         -3<x<3 P(X<1)  and P(|X| <1) needs to be calculated.

Q: 2. The following is a distribution for the number of workers in 40 companies belonging to a certain…

A: The question is about frequency distribution Given :   To find : 1 ) Q2 2 ) P75 3 ) PR50

Q: Suppose a variable X has sample mean 200 and standard deviation 10 and the variable Y has sample…

A: Given For X  ( mean = 200 , SD= 10) Y( mean=4000, SD=100) We have to calculate predicted value of Y…

Q: How many users must be included in the sample if you want to be 95% confident that the sample mean…

A: Since 95% confidence is required, c = 0.95. zc (z-score) at the 95th percentile = 1.96.  E = 10…

Q: MONEY 1,001.00- 1,500.00 1,501.00 -2,000.00 CEBUANA LHUILLIER RATE PHP95.00 PHP110.00

A: The piecewise function is a function built from pieces of different functions over different…

Q: grou study the time that Thammasat University students spend walking from their dormitory to classes…

A: Given: Meanμ=18Standard deviation(σ)=5.5 X follows the normal distribution.

Q: Calculate the means and standard deviations of:1, 2, 3, 4, 5 O a. mean = 3; st. dev. = 1.414 b. mean…

A:

Q: S.D. Example 20. Three series with equal terms and equal Mean have S.D.'s 6, 7, 8: Find combined

A:

Q: An article on pedaling techniques for elite endurance cyclists reported on single-leg power at a…

A: Given: Descrete ungrouped data is given and we need to calculate mean and median

Q: And from this solution, what percentage of times are between 22 & 46 minutes? What percentage is…

A: Given that Population mean=34 minutes  Standard deviation =6 minutes  We have to find the percentage…

Q: In a lot of 200 electrical fuses, 20 are known to be nonconforming. A sample of 10 fuses is…

A:

Q: A = { AUB={ AnB = { } } }

A: given data U : {a,b,c,d,e,1,2,3} A : {a,e,d,b,2} B : { 1,e,3}

Q: If 'X' is a continuous random variable, then the expected value is given by a. JXP(X) O b. No value…

A: Given X be the continuous random variable.

Q: n(A) = 104, n(A ∪ B) = 144, and n(A ∩ B) = 45, find n(B).

A: The following information has been given: n(A) = 104, n(A ∪ B) = 144,  n(A ∩ B) = 45 We need to…

Q: Class Intervals : Frequency: : Find A.M. for following data (Open end interval) Below 20 20-30 10 6…

A:

Q: A certain polymer is used for evacuation systems for aircraft. It is important that the polymer be…

A: Given: Treatment: Aging n1 = 25 X1 = 210.6 s1 = 0.9128709 Treatment: No Aging n2 = 25 X2 = 223.68 s2…

Q: There are 320 martians traveling together in a spaceship and 128 of them are Male. (*Note: There are…

A: Given Information: Number of Martians is 320 Out of which 128 are male Of the male Martians 56 have…

Q: The random variables A and B have variances 0.3 and 0.4 respectively. Let T= 5A-2B. The variance of…

A: Given that  A and B are random variable  Variance ( A ) = 0.3 Variance ( B ) = 0.4 Let T = 5A - 2B

Q: firmon the doofer relaties to the field of day burk (x1) eight Ks and girth *3 for 18 einenona. The…

A: As per bartleby guidelines we can solve only first question and rest can be reposted

Q: Fewer young people are driving. In year A, 62.9% of people under 20 years old who were eligible had…

A: The sample size n is 1300. The sample proportion of people under 20 years old who were eligible had…

Q: company plans to develop new residential projects in an area of a city rices affordable to those…

A: Hypothesis Testing Process

Q: firm the doofer relating to the friend of day bank (*), hugut K₂ and quirth *3 for 18 einenona. The…

A: As per bartleby guidelines we can solve only first question and rest can be reposted

Q: (b) Find the mean and standard deviation of the population of all possible sample means when we…

A: (b) The population mean is 6 and population standard deviation is 2.24. The mean of the population…

Q: Age 40-44 45-49 50-54 55-59 60-64 65-69 70-74 Frequency 3 11 13 16 10 6 1 Relative Frequency…

A: The objective is to complete the table that shows the ages of the chief executive officers for the…

Q: In a normal deck of cards, what is the probability of drawing at random (assume Aces count as ones):…

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

Q: p.d.f. h(x) of the random variable x is defined by h(x) =3/(4(1-x²)),-1<x< 1,Calculate the expected…

A: Given pdf of random variable is defined by h(x). We have to find the expected value of X that is…

Q: Construct an ogive for the data.

A:

Q: In a study of the effects of caffeine on memory, a researcher assigned one group of students to…

A: For testing the validity of the claim, which involves two different population parameters, the null…

Q: Problem: Use the data given in Example #1 to construct a 95% confidence interval for the mean number…

A: Given data:

Q: Lower Class Limit Upper Class Limit 0 2 3 5 CO 6 9 12 8 11 14 Frequency Determine the kurtosis if…

A: Introduction In the given scenario, we have provided group data. We need to find the sample kurtosis…

Q: p.d.f. h(x) of the random variable x is defined by h(x) =3/(4(1-x²)),-1<x< 1,Calculate the expected…

A:

Q: given by f(z) = e²,0 <=z <=10 Calculate the probability that z is less than 0.5

A: Given information:

Q: A continuous random variable x is normally distributed with a mean of 1 and a standard deviation of…

A: Given Mean μ=1, standard deviations σ=0.2  X~N(μ=1, σ=0.2) P(X=0.5)=?

Q: K Complete the table. Write fractions and mixed numbers in lowest terms. Fraction Decimal Percent 13…

A: Given: 13100

Q: A company plans to develop new residential projects in an area of a city. The project would consists…

A: Given that, A company plans to develop new residential projects in an area of a city. The project…

Q: 3. The Family and Medical Leave Act provides job protection and unpaid time off from work for a…

A: Q-3 given data claim : p≠0.60 n = 100 p^ = 0.53α = 0.01

Q: The following crosstabulation summarizes the data for two categorical variables, x and y. The…

A:

Q: This assignment will assess your ability to calculate the mean, median, mode, variance, and standard…

A: Given: Sample size n = 63 Formula Used: Sample variance s2 = ∑i=1n(Xi-X)2n-1 Where, X is a sample…

Q: A standard deck of cards has 52 cards with 13 cards (Ace,2,3,4,5,6,7,8,9,10,Jack,Queen,King, (Ace))…

A: Straight flush : Straight flush consists five cards in consecutive order and each card in the same…

Q: m для домей одначей ці мен ней до 3 грно, это f(xy) = x + (y)in + x = 0, yo You have to find the…

A: As per bartleby guidelines we can solve only first question and rest can be reposted

Q: If S = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, and A = {0, 2, 4, 6, 8}, B = {1, 3, 5, 7, 9}, C = {4, 5, 6,…

A: Solution: Given information: S={0,1,2,3,4,5,6,7,8,9} A={0,2,4,6,8} B={1,3,5,7,9} C={4,5,6,7} D=…

Q: The FBI wants to determine the effectiveness of their 10 Most Wanted list. To do so, they need to…

A: Given that Number of sample =306 Number of captured=100 We have to find the proportion of people who…

Q: The random variables X and Y have variances Let Z= 5X-2Y. The 0.2 and 0.5 respectively. variance of…

A: Given that, the random variables X and Y have variances 0.2 and 0.5 respectively. Let Z= 5X-2Y.

Q: If S = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, and A = {0, 2, 4, 6, 8}, B = {1, 3, 5, 7, 9}, C = {4, 5, 6,…

A: S = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, and A = {0, 2, 4, 6, 8}, B = {1, 3, 5, 7, 9}, C = {4, 5, 6, 7},…

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A:

Q: Eight independent measurements were made along a line and the standard deviation was found to be…

A: Eight independent measurements were made along a line.

Q: Complete the table. Write fractions and mixed numbers in lowest terms. Fraction Decimal Percent 20%…

A: Given: Percent = 20%

Q: For the binomial distribution, which formula finds the standard deviation? Choose the correct answer…

A: Given X~Bin(n,p)