3. If MZJKL = 131", what is the value of x ? %3D 48 (7x-1) K.

Q: An epidemiologist is worried about the prevalence of the flu in East Vancouver and area. She will…

A: The smapleproprotion is caculated as: p = x/n=36/330 =0.1091   At a 95% confidence level, the z…

Q: What is the percentage of tires that last at least 35,000 miles? (3) In problem 1, suppose that the…

A:

Q: What is the value of d?

A:

Q: What is the percentage of accuracy if the coefficient of determination egual to 0,56? *

A: Given that the coefficient of determination is 0.56. That is, the percentage of variation in the…

Q: (d) The probability that a randomly selected hybrid gets less than 45 miles per gallon is (Round to…

A: X follows a Normal distribution with mean = 57 and S.D = 3.5 Then z=(x-mean)/SD = (x-57)/3.5…

Q: For a population with μ = 80 and σ = 10,what is the X value corresponding to z = -0.50?

A: Given information Mean (µ) = 80 Standard Deviation(σ) = 10 Z = -0.50 Z-score is given by the…

Q: Whose paint has a greater ratio of red to yellow?

A: comparing ratios red to yellow

Q: The manager of a big corporation finds out that on average, 40% of sick days are logged on Mondays…

A: Employees register 40% of sick days on Mondays and Fridays.  Now, we know, if Saturday and Sunday…

Q: 1. Is the average suicide rate in January greater than or less than 1 in 100,000? 2. Are males or…

A: 1. From the graph it can be seen that in the              month of January suicide rate is below 1…

Q: Estimate the measure of ZGHI to the nearest 10°. H

A:

Q: 3. How much does 1 kg of butter cost at the rate shown in the picture at the left?

A: We will solve the following using unitary method.

Q: A population with a mean of u = 8 has EX = 40. How many scores are in the population?

A: It is given that the mean is 8 and sum of X is 40.

Q: A coin rushes 10 times. What are the chances of 3 to 6 rounds?

A: The problem explains us that a coin rushes 10 ,now we have to calculate the chances of 3 to 6…

Q: How to calculate Samsung’s cost (C(Q)) of producing 1,2,...15

A: Q is given as follows. Q: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 The develop Samsung S35 it cost…

Q: The shelf life of a particular dairy product is normally distributed with a μ of 12 days and a σ of…

A: Given,μ=12σ=3P(X≥15)=?

Q: How is the formula for sector area formed? *Show the proportion!

A: We have to explain the formula for sector area.

Q: What percentage of the variation in  can be explained by the corresponding variations in  and  taken…

A: X1 is the dependent variable  X2 and X3 are the independent variables.

Q: [D] If y = 3x – 6x2, find the percentage error in y at x = 1 if error in x is 0.05.

A:

Q: What percentage of scores is between a z of ‐2 and a z of +2? Why is this important?

A: Use Empirical rule to solve it

Q: A researcher reports an F ratio with df=2,27 from an independent measures research study. How many…

A: The degree of freedom for F ratio is (k-1, N-k), where k is the number of treatment conditions and…

Q: Temperature has only one scale. O True False

A:

Q: A researcher reports an F-ratio with df = 3, 36 from an independent-measures research study. How…

A: A researcher reports an F-ratio with df = 3, 36 from an independent-measures research study. It is…

Q: What is the pack efficiency of the tennis ball can?  That is, the 3 tennis balls represent what…

A: Given: 3 tennis balls are packed in a tennis ball can. The objective is to find the packing…

Q: Researchers conducted a survey among 400 doctors to ask the question; "Are you willing to treat your…

A: Given Sample size, n = 400  For a conservative case, we assume that the proportion of  patients…

Q: A proportion .40 of the tagged birds were recovered. 150 were tagged in all. How many were…

A:

Q: What is the value of SS Between?

A: The data shows the ratings of five different engineering board examinations.

Q: d. What percentage of terminals will last between 2.5 and 4.5 years? e. If the manufacturer…

A: Mean(µ) = 4 yearsStandard deviations (σ) = 10/12 = 0.83 yearX ~ N (µ, σ )= N(4, 0.83)

Q: When estimating the true proportion, how large a sample is needed to be 95% confident that the error…

A: It is given that Margin of error E = 0.06 Level of confidence = 0.95 The critical value of Z at 95%…

Q: The journal article that contains the results of the study actually reports that males with epilepsy…

A: So, the second part of the question indicates the interval of confidence,This interval is taken to…

Q: The z score length of a carrot is 1.5, what is the length of this carrot?  what percentage of…

A: We have to find  the percentage of carrots....

Q: What is the MET requirement and the caloric expenditure for an exercise session on a treadmill if…

A: Consider the provided question, Given, Weigh (body mass) = 75 kgs Speed = 3.7 mph grade = 10% = 0.1…

Q: 1) Identify the accurate proportion to solve for x. * 2 x x 9 Option 2 Option 1

A: we have find the accurate proportion to solve for x . For this we can simlir two triangle and get…

Q: If your study consists of four groups, each with 15 subjects, and SSpet = 42 and SSw = 35, what does…

A: Number of groups, k = 4 Number of observations, N = 60 SSbet = 42 and SSw = 35

Q: i. What is the P-value if the claim is modified to state that the proportion is equal to 0.5?

A: 2.i. In a study of smokers, after using nicotine patch therapy 39 were smoking one year after the…

Q: A firm produces bolts whose length x is normally distributed with a Me = 78.3 mm and a SD = 1.4mm.…

A: Given information- Population mean, µ = 78.3 mm SD = 1.4 mm Let X be the length of the bolt produces…

Q: if ros increases by 5

A: Dependent variable Independent variable Salary return on equity   annual firm sales   return…

Q: Is the difference of means significant ? The value of t for 9 degress of freedom at 5% level is 2.26

A:

Q: Greg works as a carpenter. There is a 3 percent chance he loses a finger which they value at…

A: Given: Probability of losing finger is, PE=3%=0.03. Expected insurance value is, Ci=$200000. The…

Q: A sociologist wants to determine if the life expectancy of people in Africa is less than the life…

A:

Q: What is the value of z if only 15.87 percent of all possibile z values are larger

A:

Q: A researcher reports an F ratio with df=2,27 from an independent research study. What was the total…

A: Solution: It is given that a researcher reports an F ratio with df = 2, 27 from an independent…

Q: The median age at first marriage of US Woman (26.1 years) is what percentage less than the median…

A: We have been given the median age of woman and men and we have to find median age of woman is what…

Q: A population with a mean of u = 8 has EX 40. How many scores are in the population?

A: From the provided information, Mean (µ) = 8 ∑X = 40

Q: If 7 prunes provide 10% of vitamin A needed daily, what percent of the daily percent of vitiman A is…

A: In mathematics, a percentage is a number or ratio expressed as a fraction of 100. It is often…

Q: If im getting 5gb of data per day , then what will be the EPS (event per second) in 24 hrs?…

A: Consider the provided question, Since, In 1 days or 24 hrs got 5 GB data. Given, 400 bytes = 1 eps…

Q: Suppose that Person A earns $35,000 per year and Person B earns $42,000. (i) Find the exact…

A: Given: Person A earns $35,000 per year Person B earns $42,000 Income of A is equal to $35,000 per…

Q: en s > a for which value of per.

A: The given Laplace is,  Le8t+e16t+sin2t If a function is of exponential order δ as t→∞ means ft≤Meδt…

Q: The sample of an element as a weight of 4.5 mg and a alf-life of approximately 5

A: Given half life    t12 = 5  years initial weight f(0) = 4,5 mg

Q: Using the diagram above, what is the measure of KPN?

A: We have to use the relationship of angles and geometry.

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.