User Account

All Pages

Description on the relationship between variables

Assignment Help Basic Statistics
Reference no: EM132858115

Can someone help me with this problem? I need to know what the direction of the relationship is, the strength of the relationship, and a description on the relationship between variables. The question is, r = -.37 between amount of caffeine consumed and performance on a memory test.

Reference no: EM132858115

Questions Cloud

Calculate the test statistic : A coin was flipped 80 times and came up heads 45 times. At the .10 level of significance, is the coin biased toward heads?
What impact have observed in populations serve in nursing : Explain Direct-to-consumer advertising of prescription drugs. What impact have you observed in the populations you serve in your nursing practice?
What is the probability that the tpms will trigger warning : Tire pressure monitoring systems (TPMS) warn the driver when the tire pressure of the vehicle is 28% below the target pressure. Suppose the target tire pressure
What are the appropriate interdisciplinary interventions : What are the appropriate interdisciplinary interventions for hereditary, genetic, and endemic diseases and high-risk health behaviors within this culture?
Description on the relationship between variables : The question is, r = -.37 between amount of caffeine consumed and performance on a memory test.
Find out the odd number of observations : 1.) For a data set with an odd number of observations that have been sorted from smallest to largest values, where is the median located?
Discuss medical response preparedness plans in communities : Discuss the medical response preparedness plans in communities co-located with nuclear plants. Is your community at risk of a nuclear disaster?
Confidence interval for the population average : Construct a 90% confidence interval for the population average hourly rate of all Royal Finance employees.
Find standardized normal distribution : 1. Given a standardized normal distribution (with a mean of 0 and a standard deviation of 1), what's the cumulative probability of Z if...

Reviews

Write a Review

Basic Statistics Questions & Answers

  Sort the gross income from smallest

Sort the gross income from smallest (on the left) to largest, and write down the sorted list. Find the median by averaging the two middle numbers.

  Write a comment on the leadership and management

Leadership and management may be words that are used interchangeably, but they are two distinct roles in the work place.

  Calculate the test statistic and the df

Calculate the test statistic and the df - Write a conclusion, addressing the research question. Your conclusion should include an interpretation of the 95% confidence bound which is given in the above output

  What role do stereotypes play

What role do stereotypes play? How can you help others to overcome these stereotypes?

  Sample proportion of a sample size

A sample proportion is calculated from a sample size of 394. How large of a sample would we need in order to decrease the standard error by a factor of 9?

  What is the probability that a student will get an a or a b

What is the probability that a student will get an A OR a B?What is the probability that a student will get an A OR a B OR a C?

  How would you use equation to predict particular score

Imagine that the equation for predicting y from x is y = 1.12 - .47x.- How would you use this equation to predict a particular individual's score?

  Do you think these data strongly support alloy a

Two alloys A and B are being used to manufacture a certain steel product. An experiment needs to be designed to compare the two in terms of maximum load capacity in tons. Do you think these data strongly support alloy A

  Calculate the sample variance and standard deviation

Calculate the sample variance and standard deviation for this data (since it is a case of grouped data- use group or class midpoints in the formula

  Distributed population and test the given claim

Assume that a simple random sample has been selected from a normally distributed population and test the given claim.

  Average price paid for the shares

During the first 5 months he bought the shares at a price of tk. 100, tk. 120, tk. 150, Tk. 200 and tk. 240 per share respectively. After 5 months what is the average price paid for the shares by the investor.

  The assumption ofmultilevel model binary data

Hi,The nature of my data in my thesis is clustering (students within college within universities) and students' responses is binary,so I have used Multilevel Generalized Linear Model> (logistic regression) in R with (glmer) function in (lme4) pack..

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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