What is the second term of the proportion a/b =x/y

Q: there are 8 girls and 5 boys on the math team . which ratio correctly describes the relationship…

A: There are 8 girls and 5 boys on the math team.  Ratio indicates how many times one number contains…

Q: What proportion of students studied more than 4 hours?

A: Given that Total number of students = 240 Number of students who studied more than 4 hours = 50

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: Compare the married and divorced groups in the very happy category with reference to their…

A: Given: A: Married people B: Divorced people X: Very Happy people XA=600  nA=1413     XB=93  nB=485…

Q: Nhat proportion would you expect to have less than 5 accidents?

A: Let , X→N(μ=6.4 , σ=1.5) Here , we want to find the P(X<5)

Q: What is the requested percentage?

A: 4.70c) In  this question, we have given Mean=513 S.D=130 To find the percentage for the score less…

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

A: comparing ratios red to yellow

Q: How to calculate the percentage

A: Percentage is a fraction or a ratio in which the value of whole is always 100.    Percentage…

Q: On a recent quiz, Sarah got 3 out of 5 questions correct. What was her percentage score? %3D 5 100 國…

A: Given  Sarah got 3 out of 5 questions correct.

Q: In a class with 25 student there are 6 student very talentet in the subject of art. What percentage…

A:

Q: 00:00 In a survey, 7 out of 8 people preferred cooking to washing dishes. How would you write this…

A: As given,    7 out of 8 people preferred cooking to washing dishes.

Q: What is the percentage of the area above z= 1.59? Round to nearest tenth as needed

A: The objective is to find the percentage of the area above z= 1.59.

Q: se the alias "similiarty ratio" for scale factor.

A: A similarity ratio is the ratio of the lengths of the corresponding sides of two similar polygons. A…

Q: Make a table showing the approximate values and the actual value, together with the percentage error

A: xy'=12x-3y..................1Let x=e2z=logxdzdx=1xdydx=dydz·dzdx ⇒dydz·1xxdydx=dydzNow equation (1)…

Q: Could you explain how to find the last question which talks about proportion?

A: First understand proportion Proportion means ( how many parts from total) Example : One apple is cut…

Q: What’s the percentage for the frequencies?

A: We have convert data in proportikn and percentages

Q: Suppose r is .84, compute proportion of variation is explained?

A: From the given information, it is observed that r=0.84.

Q: what is ratio?

A: In mathematics, a ratio indicates how many times one number contains another

Q: What percentage of scores would be above 567?

A:

Q: A group of preschoolers has 15 boys and 12 girls. What is the ratio of girls to boys as a…

A: The group has, 15 boys and 12 girls. So, the ratio of girls to boys is, 12 : 15 = 4 : 5

Q: what are the percentages of each individual fruit?

A: What are percentage of each individual

Q: 7.) How much does the Over the Rainbow Bakery sell 18 cupcakes for? 8.) What is the proportion of…

A: Ingredients For 4 dozen for 225 cupcakes cake ingredients     Shifted flour 6…

Q: Use Table B to answer the following question. 1. What proportion lies to the right of z=0.25?

A: What proportion lies to the right of z=0.25? i.e. P(z>0.25)=?

Q: How to convert percentage to ratio?

A: In this question we have to explain how to convert the percentage in fraction form.

Q: Use Table B to answer the following question. 1. What proportion lies to the left of z=2.64?

A: Given that: Z is standard normal Distributed with i.e. mean µ =0 and standard deviation σ =1 By…

Q: A class is learning about proportions and ratios, so the teacher decides to look at the students in…

A: Number of students is 500-600. It is known that 29-32% of students participate in athletics. So, 29%…

Q: whether the pair of ratios forms a proportion.

A:

Q: What does the test of a single proportion entail?

A: The One-Sample Proportion Test is used to assess whether a population proportion (P1) is…

Q: What is the percentage change from 4,000 to 3,400?

A:

Q: A random sample of 144 residents in a community produced 88 residents testing positive for the…

A: Null Hypothesis: H0:p=0.5 Alternative Hypothesis: H1:p≠0.5 Given information:…

Q: 35 out of 125 students are in the marching band. What percent of students are in the marching band?

A: Given: 35 out of 125 students are in the marching band.

Q: 14. How do we test a claim for a proportion?

A: Here we shall answer Problem 14 and the remaining must be reposted. According to our guidelines, we…

Q: What is Ratio Measures?

A: Ratio measure refers to the highest (most complex) level of measurement that a variable can possess.…

Q: 6. The hospital would also like to estimate the Blue Shield as their insurance provider. A ra used…

A:

Q: What is the percentage of the area below Z = -1.37 (round to the nearest tenth as needed )

A: From question, We'll find the percentage of the area below Z = -1.37 The solution is below,

Q: The percentage of buyers who paid between $14,000 and $22,000 is %.

A: Let , X→N(μ=18000 , σ=2000) By  using 68-95-99.7 rule ,  We want to find the P(14000<X<22000)…

Q: What is the percentage of area below z= -1.51? Round to nearest tenth as needed

A: The z-score value is -1.51.

Q: What percent of tire treads will last between 26,000 and 32,000 miles?

A: Given data: The mean life is μ=30000 miles. The standard deviation is σ=2000 miles.

Q: Explain the difference between  a. frequency and relative frequency. b. percentage and relative…

A:

Q: What percent of students take exactly one courses? %

A: HerecI HAVE COMPLETED ENTIRE TABLE JUST FOR YOUR INFORMATION

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

A:

Q: What are the steps in solving problems involving direct proportion?

A: Concept: When the ratio of the things remains constant, it is said to be direct proportion.

Q: The percentage of men who meet the height requirement is %.

A: Men's height are normally distributed with : Mean , µ = 68.7 Standard deviation , σ = 3.4

Q: Jocelyn estimates that a piece of wood measures 5.5 cm. If it actually measures 5.62 cm, what is the…

A: A piece of wood measures  5.5 cm and actual wood measures  5.62 cm. To find the percent error of…

Q: What is the percentage of deaths that occurred in 2011?

A: We have given that the total number of fatal motor vehicle traffic crashes in the United States for…

Q: a) What proportion of the sampled wafers had (P 2 8)? b) What proportion of the sampled wafers had…

A: 5. a) The frequency is, Number of Particles Cumulative frequency Frequency Number of Particles…

Q: What does the margin of error for the estimate of a population proportion tell you?

A: The formula for margin of error can be written as:

Q: Is parameter proportion the same as statistical proportion. so lets say the statistical proportion…

A: it is given, statistical proportion =0.49

Q: A principal of a college wants to estimate the proportion of smokers among his students. What

A: Given : Margin of error, E = 10% = 0.10 Sample proportion = 0.30

Q: A diastolic blood pressure greater than 90 is classified as hypertension (high blood pressure). What…

A:

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.