Predict the lean mass for a person

Assignment Help Basic Statistics
Reference no: EM13120372

A multiple regression equation is y = -8.5 + 0.964a + 8.104b, where ‘a' is a person's age, ‘b' is the person's body fat percentage, and ‘y' is the person's lean mass percentage. Predict the lean mass for a person who is 27 years old and has a body fat percentage of 4.5%.

Reference no: EM13120372

Questions Cloud

Find important information about probability and statistics : Important information about Probability and Statistics Find the probability distribution of the value x. mean , variance and standard derivation
Balance sheet accounts of wickham corporation : The following data were taken from the balance sheet accounts of Wickham Corporation on December 31, 2012.
Expression for total revenue function : The relationship d = 5000 - 25p describes what happens to demand (d) as price (p) varies. The price can vary between $10 and $50. What is the mathematical expression for total revenue (TRV).
What is the probability that a completely unprepared : What is the probability that a completely unprepared student answers correctly. Solution to "Binomial Distribution" question
Predict the lean mass for a person : The person's body fat percentage, and ‘y' is the person's lean mass percentage. Predict the lean mass for a person who is 27 years old and has a body fat percentage of 4.5%.
Writing mathematical expression for total profit : There is a fixed cost of $50,000 to start a production process. Once the process has begun, the variable cost per unit is $25. The revenue per unit is projected to be $45. Write a mathematical expression for total profit.
Important information about probability and statisics : Important information about Probability and Statisics. Find the probability that a randomly selected adult has an IQ between 90 and 110
Calculate the payback period for the proposed investment : Rieger International is attempting to evaluate the feasibility of investing $ 95,000 in a piece of equipment that has a 5- year life. The firm has estimated the cash inflows associated with the proposal as shown in the table at the right. The firm..
Use the central limit theorism to solve question : what is the probability that the sample mean will be at least 1000? Do you need to use the central limit theorism to answer this question? explain.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Perform z test using the five steps hypothesis testing

Ccarry out a Z test using the five steps hypothesis testing with a two-tailed test at the .05 significance level, and make a drawing of the distributions involved.

  Estimating the mean salary

I want to estimate within $10 the mean salary of all graduates who were business majors in college. How many business majors would be needed to estimate the mean salary to within 10 with 95% confidence if the population standard deviation is $200.

  What is the coefficient of determination

What is the coefficient of determination, and wat is its meaning?

  Multiple choice based on the chi square test

Absenteeism is distributed evenly throughout the week. The 0.01 level is to be used. The sample results are:

  Most practical approach to problems

In your organization's management development program, there was a heated discussion between people who claimed that theory is impractical and not effective

  Probability distribution for radio station

A radio station that plays classical music has a "By Request" program each Saturday night. The percentage of requests for composers on a particular night are listed below:

  Find probability that no customers are waiting

On weekdays there is an average of four customers waiting in line. What is the probability that you visit Safeway today during this period and find: No customers are waiting?

  Differences between the sizes of households and families

In government data, a household consists of all occupants of a dwelling unit, while a family consists of two or more persons who live together and are related by blood or marriage. So all families form households, but some households are not famil..

  Randomly selected accountant student

Assume grades in college accounting class are normally distributed with a mean of 82 and a standard deviation of 7. what is the probability that a randomly selected student from this class will have a grade lower than 65?

  Information about percentile of normal distribution

Engineers want to design seats in commercial aircraft so that they are wide enough to fit 98% of all males. (Accommodating 100% of males would require very wide seats that would be too expensive.)

  Compute confidence interval for sample

Sample resulted in mean trading volume = 39.48. Population standard deviation = 15.07. Compute 95% confidence interval for u.

  Standard deviation and hypothesis testing-shopping time

Shopping time: House wares. How much customers buy is a direct result of how much time they spend in a store. The mean shopping time for women accompanied by children in national house wares stores is 7.3 minutes.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd