From the following incomplete distribution. Circulate missing frequencies using median formula when median is 26.25. Size of item Frequency 0-5 5-10 7 10-15 8. 15-20 10 20-25 ? 25-30 20 30-35 35-40 13 40-45 8. 45-50 4

Q: A test was given to a group of students. The grades and gender are summarized below A В C Total Male...

A:

Q: Ship Name Sanitation Score Adonia 96 Adventure of the Seas 93 AID Aaura 86 AID ABella 95 AID Aluna 9...

A: Note: As per my policy i can answer only one question. kindly repost the remaining questions Given d...

Q: Refer to this figure to answer number 8- 10. The table below show the probability distribution of nu...

A:

Q: Construct the confidence interval for the population mean p. c = 0.98, x = 4.6, o = 0.5, and n= 57 A...

A:

Q: (a) Construct a scatter diagram with driving speed on the horizontal axis and fuel efficiency on the...

A: For the given data ( a ) Construct the scatter plot ( b ) Comment on apparent relationship For midsi...

Q: A multiple-choice test has 10 questions. Each question can be answered with A, B, C, or D. How many ...

A: Ans#-  A multiple-choice test has 10 questions.             Each question can be answered with A, B,...

Q: A probability experiment consists of rolling a 6-sided die. Find the probability of the event below....

A: If a die is rolled than the possible outcomes areS=1,2,3,4,5,6

Q: IQ scores are normally-distributed with μ=100 and σ=15. What raw score would someone need to get in ...

A:

Q: A study was conducted to determine whether there were significant differences between medical studen...

A:

Q: Problem : Four units are connected in series with independent performance. The probabilities are as ...

A:

Q: It is well established that exercise is beneficial for our bodies. Recent studies appear to indicate...

A: Given: There are two groups of mice in the study. The first group of mice is considered as exercisin...

Q: Find the 80% confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate...

A: Confidence Interval:   Let X1,X2,X3, ...Xn  be a random sample from probability density function f(x...

Q: In a sample of college students, 100 live on campus, 60 live with family off campus, and 40 live in ...

A: From the given information, it can be interpreted that the required probability of obtaining a stude...

Q: Scores for men on the verbal portion of the SAT-I test are normally distributed with a mean of 509 a...

A:

Q: Listed below are the durations (in hours) of a simple random sample of all flights of a space shuttl...

A: Arrange the given data in ascending order0, 78, 97, 160, 193, 194, 219, 234, 234, 249, 262, 264, 332...

Q: You are testing the claim that the mean GPA of night students is different from the mean GPA of day ...

A: Introduction: Denote μ1, μ2 as the true mean GPA of night students and day students, respectively.

Q: The power rating (in horsepower, hp) for a residential pressure washer is normally distributed mean ...

A: We can solve only first three subpart according to our policy, please repost the remaining question....

Q: Which of the following is the negation of " If Tom is Ann's father, then Jim is her uncle." ?

A:

Q: Assume that a sample is used to estimate a population proportion p. Find the 99.5% confidence interv...

A:

Q: An agricultural experiment considered the effects of K2O (potash) on the breaking strength of cotton...

A: In an experiment, the strength of the cotton is tested for different K2O levels and the collected da...

Q: In a survey of 2028 adults in a recent year, 715 made a New Year's resolution to eat healthier. Cons...

A:

Q: Steps in Sampling to determine the population of dandelions in your yard?

A: To count the dandelions, we'll first create a grid, then use the computer's random number generator ...

Q: PC World provided ratings for the top five small-office laser printers and five-corporate laser prin...

A: Given the data that the spped for plain text printing in pages per minute (ppm) and the price of eac...

Q: In a survey of 2422 adults in a recent year, 1202 say they have made a New Year's resolution. Constr...

A:

Q: The compressive strength of concrete is being studied, and four different mixing techniques are bein...

A:

Q: The slope was found to be b, = 6.715 and will be used to find the intercept, bo. The formula for the...

A: Given that, b1= 6.715,  b0= 16.706 Regression equation=?

Q: A bag contains 1 gold marbles, 9 silver marbles, and 21 black marbles. Someone offers to play this g...

A:

Q: 6.2 2 The table shows the area (a, in millions of square feet) of ten shopping malls, along with the...

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

Q: Giving a test to a group of students, the grades and gender are summarized below A В C Total Male 13...

A:

Q: Problem : If the failure rate of a component is 0.003/hour, determine its reliability and MTTF for 1...

A: Failure rate = 0.003/hour Reliability and MTTF=? 

Q: What are the correct hypotheses? Note this may view better in full screen mode. Select the correct s...

A:

Q: What is Correlation ? The following marks have been obtained by a class of 7 students in Economics a...

A: Data given  Let X=economics  Y=history  X=66,90,89,55,58,44,42  Y=58,76,65,58,53,49,56  

Q: Calculate median from the following data : Height Frequency Less than 10 4 10-20 16 20-30 40 30-40 7...

A: Given a data set.  By using mediad formula     = l + {( N/2 - c. f.) / f } × h Where  l = lower limi...

Q: In a lottery, you select 5 numbers from 1- 50, 5 numbers are drawn by the lottery, if they match all...

A: To select the arrangement for which the lottery is won we note that there are 5 places and 50 number...

Q: High school seniors with strong academic records apply to the nation's most selective colleges in gr...

A: Let E: represent the events that a student who applies for early admission is admitted= 1033 Let R: ...

Q: 01. Calculate the mean, median and mode for the following numbers 26 21 28 22 23 27 23 25 23 24 22. ...

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

Q: country increases its life expectancy, the happiness index will decrease ncrease e life expectancy i...

A:

Q: A survey of 36 men found that an average amount spent on St. Patrick's day of $99 with a standard de...

A:

Q: " Consider that a random variable Y has the following density function, (« y*-1 fy) = Osyso elsewher...

A:

Q: 1 -20 22 11 -35 48 2 -31 51 12 34 -27 3 3 8 13 11 -16

A: Given: The data is as follows x y -20 22 -31 51 3 8 29 -16 -13 10 22 -26 -12 29 ...

Q: In the 5 models above, which variable, by itself, explains the greatest proportion of total variance...

A: Predictor P for variable X3 is larger among all other variables. Hence variable X3 explains that gre...

Q: anna has 3 English books, 4 Math books and 2 Science books.               a. In how many ways can ...

A:

Q: A jar contains 4 red marbles numbered 1 to 4, 12 blue marbles numbered 1 to 12, and 8 white marbles ...

A:

Q: An American roulette wheel has 38 slots: two slots are numbered 0 and 00, and the remaining slots ar...

A:

Q: You are testing the claim that the mean GPA of night students is different from the mean GPA of day ...

A: Given GPA-Night GPA-Day 3.32 3.1 3.22 3.26 3.55 3.25 3.03 3.51 3.22 3.21 3.12 3.05 ...

Q: A real estate company is interested in the ages of home buyers. They examined the ages of thousands ...

A: Given  μ=mean=45, σ=9, P(31.5<X<58.5)=?   

Q: A survey was conducted to determine how people rated the quality of programming available on televis...

A: The stem and leaf display of the given data is, From the plot, the total no.of respondents rated ov...

Q: Use the spinner below. 12 1 11 2 10 3 9 4 5 7 6 P(less than 12) =

A: The spinner is equally divided in 12 parts.

Q: Maxine has 3 English books, 4 Math books and 2 Science books.               a. In how many ways ca...

A:

Q: What is the standard deviation for a binomial distribution with p = 0.4 and n = 77?  Report your ans...

A: Given,p=0.4n=77A random variable X~Binomial(n=77 , p=0.4)P(X=x)=77x0.4x1-0.477-x  ;   x=0,1,2,...77