cted salad dressings (not fat-free) is given below. 180 130 160 170 110 120 160 145 150 145 150 130 130 120 140 140 140 130 180 130 160 150 160 140 145 120 190 110 120 100 160 Send data to Excel Construct a stem and leaf plot for the data. Do not separate the answers with commas. If there are no leaves, enter "None". 10 11 12 13 14 15 16 17 None 18 19

Q: Describe Non- probability Sampling Techniques (convenience, judgemental, quota and snowball).

A: Non-probability sampling : Sample selection based on the subjective judgment of the researcher is ca...

Q: Question 10: The distribution of waiting times at the student health center is bell-shaped with a me...

A:

Q: b) The stem and leaf below show the amount of magnesium found in a brand of bottled water in milligr...

A: b) The stem-and-leaf plot shows the amount of magnesium found in a brand of bottled water in milligr...

Q: 17. In constructing a/an . class frequencies are on the vertical axis. In this presentation of data,...

A: Here we have to find which diagram suits the given information..

Q: Activity 17. Directions: Test the hypothesis of the following statistical situation: Determining whe...

A: Given information: Male Female 42 48 33 39 21 50 35 41 46    

Q: Situation 2. Dr. Romero observed the level of motivational behavior of his students and tried to fin...

A: Given information: As per guidelines we will only answer the first three subparts, please repost oth...

Q: The life-time in hours of a certain electrical equipment has the normal distribution with mean - 80 ...

A: We hsve to find given probability using z table.

Q: 3. The following statements indicates the use of descriptive statistics EXCEPT A. Last school year, ...

A:

Q: A researcher is interested in finding a 95% confidence interval for the mean number minutes students...

A: From the provided information, Sample size (n) = 101 Mean (x̄) = 41.8 Population standard deviation ...

Q: Show that for a random sample of size 2 from N (0, ở²) population, E[Xm] = - o/Vr.

A:

Q: If X is a Poisson variable such that P(X = 2) = 9P(X= 4) + 90P(X= 6), find the mean and variance of ...

A:

Q: Consider a game of rolling a single die, with the outcome as the random variable X. A player gains $...

A: apply the simple concept of expectation and define the random variable   X as proposed.

Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)...

A:

Q: Calculate Price Index for 1995 and 1996 using 1990 as base year from the following dafa : Commodity ...

A:

Q: Elizon Pharmaceuticals, Inc., announced the results of its first human trial of NPI 32101, a topical...

A:

Q: During a period of decline in stock market prices a stock sold at $. 50 per share on one day $. 40 o...

A:

Q: Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval...

A: Givensample size(n)=167sample proportion(p^)=0.42confidence interval = 98%

Q: In a class of 75 students, 15 were considered to be very intelligent, 45 as medium and the rest belo...

A:

Q: Derive the equation of linear function for the following data b e method of least squares. X Y 5 10 ...

A: We have given that data I want to find  Regression equation.  m= SSXY/SSXX n= Y- + X-m equation line...

Q: based on an article published in Toronto, the total response of a 911 call until the fire fighter ar...

A: Mean = ΣXi/N Sum(Xi)=   (4+8+10+5+6+4+12+15+16+7+6) =93 N= 11 Mean = 93/11 = 8.455

Q: As a warehouse manager, it is your responsibility to inspect a large shipment of components for defe...

A:

Q: Visualizing Statistical Precision Each graph below shows a scatter plot of an outcome (y or w) over...

A: Given:

Q: Find the standard deviation of the observations 5, 11, 18, 25 and 41, using mutual differences betwe...

A:

Q: Question 6: Let A and B be two events such that P(A) = 0.35, P(B) = 0.45, and P(A and B)= 0.1575. Us...

A: We have given that,  A and B are two events with P(A) = 0.35,      P(B)= 0.45 and P(A and B) = 0.157...

Q: Situation 1. To find out the effectiveness of a Strategic Intervention Material, Mrs. Lunes conducte...

A: Given information: Student Pretest Post test 1 32 35 2 25 30 3 18 29 4 33 33 5 25 23 ...

Q: Consider the Venn Diagram below. A В 10 7 4 5

A:

Q: Q4' A Manufacturing Company hat four branches of tattories in Chvna, Turtry, infia and irag all of t...

A:

Q: Suppose there is a 10.4% probability that a randomly selected person aged 20 years or older is a smo...

A: Given that  P(smoke)=10.4%=0.104 P(Males/Smoke)=19.8%=0.198

Q: Situation 2. Dr. Romero observed the level of motivational behavior of his students and tried to fin...

A: Given information: Student Science Grade Motivational Behaviour 1 Failed 3.46 2 Failed 4.3...

Q: 16. The shows the number of observations with values smaller than the upper class boundary. A. great...

A: we have to identify correct term used to show number of observations with values smaller than the up...

Q: Find the area between z= -1.36 and z=1.50

A:

Q: If n = 27, ¯xx¯ = 43, and s = 16, construct a confidence interval at a 90% confidence level. Assume ...

A: Given that  Sample Mean \bar XXˉ = 4343 Sample Standard Deviation (s)(s) = 1616 Sample Size (...

Q: 3. A survey of post-secondary students was carried out to determine the level of satisfaction with o...

A: Given that  Both male and female students were chosen and each was asked to identify his or her body...

Q: If n=380 and X = 304, construct a 90% confidence interval. Give your answers to three decimals ___...

A: Given,n=380 ,x=304p^=xnp^=304380=0.81-p^=1-0.8=0.2α=1-0.90=0.1α2=0.05Z0.05=1.645     (from Z-table)

Q: Situation 1. To find out the effectiveness of a Strategic Intervention Material, Mrs. Lunes conducte...

A: Given information: Student Pretest Post test 1 32 35 2 25 30 3 18 29 4 33 33 5 25 23 ...

Q: 37​% adults favor the use of unmanned drones by police agencies. Twelve U.S. adults are randomly sel...

A:

Q: A mahufacturer buys computer chips from a supplier. The supplier sends a shipment containing 10% def...

A:

Q: The amount of time it takes Emma to wait for the train is continuous and uniformly distributed betwe...

A: From the provided information, The amount of time it takes Emma to wait for the train is continuous ...

Q: Time taken by the crew, of a company, to construct a small bridge is a normal variate with mean 400 ...

A:

Q: Example 19-36. If Ux = a + bx+cx², prove that 3 | U,dx = 2U2 + 2 (Uo-2U2 + U4) 1 and hence find an a...

A:

Q: A competency test is modified so that the proportion of test-takers that pass is more than 75%. A si...

A: Sample proportion is given by   

Q: Suppose that E and F are two events and that P(E and F) = 0.1 and P(E) = 0.4. What is P(F|E)? P(FJE)...

A: Given,P(E and F)=0.1P(E)=0.4

Q: The working table show the monthly expenditure of 80 students of a university on morning breakfast: ...

A: From the above data,  Let X denotes the expenditure and f denotes the no. of students. X f 800 ...

Q: Q. 2. Calculate trend values from the following data : Years : 1986 1987 1988 1989 1990 Sales in tho...

A:

Q: Consider again a random sample X1,..., Xn from the population distribution with density f (x; 0) = 0...

A:

Q: 1 17 f(x) .05 .16 .17 .24 .38 Consider this probability distribution. What is P(X < 5) ?

A: given that ; X takes values 1,2,5,7,8 and  their Corespoding probabilities are given  f(x) = P( X = ...

Q: .If you are at the 90th percentile in terms of GPA, then 90% of the sample has a lower GPA than you....

A: Percentile : Percentile is the number such that certain percentage of data fall below that number. E...

Q: 2. Let events A and B be mutually exclusive events. Suppose P(A) = .29 and P(B) = .32 (a) What is th...

A: GivenP(A)=0.29P(B)=0.32A and B are mutually exclusive events

Q: Situation 3: Professor Rojas wanted to find out if his students' vocabulary skills correlate signifi...

A: Note: Since we only answer up to  3 sub-parts, we'll answer the first 3. Please resubmit the questio...

Q: What I Can Do Directions: Analyze the problem below by providing a comprehensive answer from the giv...

A: