True or False? In a study of cardiovascular risk factors, we might collect information on participants such as whether or not they have diabetes, whether or not they smoke, and whether or not they are on treatment for high blood pressure or high cholesterol are examples of ordinal variable?

Q: rue or False? Confounding is usually a major issue in cohort studies.

A: True.

Q: True or False? The data collected in a biostatistics study can be applied to any population…

A: The data collected in a biostatistics study can be applied to any population regardless of race,…

Q: A researcher is studying psychological factors in athletic achievement among teenage boys. One…

A: A researcher is studying psychological factors in athletic achievement among teenage boys. One…

Q: 1. Are there differences in the amount of discipline referrals between girls and boys with Autism…

A: Note: Hey there! Thank you for the question. As you have posted multiple questions, we have helped…

Q: 1. What are the relative strengths and weaknesses of using range as a measure of variability?

A: To discuss: What are the relative strengths and weaknesses of using range as a measure of…

Q: Biostatistics is integral to the field of epidemiology, which is defined as study of health and…

A: Given statement is : Biostatistics is integral to the field of epidemiology, which is defined as…

Q: 13) School 1 claims that it is a much better school than School 2. As the reason, School 1 refers to…

A: Value claims are argumentive statements concerning pros and cons on something that is subjective to…

Q: Graduation Rates. regarding the relationship between college graduation rate and the predictor…

A: Hi! Thank you for posting the question. Since your question has more than three sub-parts, we have…

Q: True or false: if you did a retrospective study to determine the risk of disease for individuals…

A:

Q: In a repeated-measures ANOVA, the variability within treatments is divided into two components. What…

A: The repeated measures ANOVA compares means across one or more variables that are based on repeated…

Q: Sociologists argued that women on average earn less than men as women often choose to work less…

A: Gender wage disparities exist throughout the professions, even after accounting for years of…

Q: you want to learn which variables affect aggression. You want to answer three basic questions: Does…

A:

Q: Part 1. Predictor variable, also known as Independent Variable, predicts or affects the Outcome…

A: Hi! Thank you for the question, as per the honor code, we are allowed to answer three sub-parts at…

Q: What statistic would you use if you had one independent variable ‘geographic location’ (North,…

A: Given information: One independent variable is ‘geographic location’ (North, South, East, West). One…

Q: Using survey data to calculate statistics can be extremely valuable, but you must also make sure…

A: Pair of biased and unbiased related questions for same scenario are given below for different…

Q: 4. Most sports injuries are immediate and obvious, like a broken leg. However, some can be more…

A: Given:

Q: Which of the following are reasons for performing experiments? to establish a cause-and-effect…

A: Experimental study: In a designed experimental study, researchers allocate individuals to a certain…

Q: True or​ false: Correlation implies causation.

A: We have to explain whether the given statement is True or False

Q: FACTORIAL ANOVA, PART 1 of 4. What is your dependent variable? What are your independent variables?…

A: for given  example : dependent variable is yearly income

Q: Do truck drivers get into more accidents than people who drive SUVs? Researchers use police records…

A: For the given study: Do truck drivers get into more accidents than people who drive SUVs?…

Q: Why is it possible to show a cause-and-effect relationship between two variables using an experiment…

A: Cause and effect relationship: Two conditions have to be in place so that one can be compared with…

Q: What is the difference between a STATISTIC and PARAMETER

A: Solution:We have to determine the difference between a STATISTIC and PARAMETER.

Q: 10. True or False? In a study of cardiovascular risk factors, we might collect information on…

A:

Q: Attention-deficit/hyperactivity disorder (ADHD) is a brain disorder that results in recurring…

A: Age is a discrete value which means the range of age is going to be a discrete value which cannot be…

Q: 6. In your own words, explain the difference between a statistic and a parameter

A: Since you have asked multiple question, according to our guidelines we will solve the first question…

Q: Investigators are interested in the relationship between sleep apnea and Alzheimer's disease. In…

A: Given  we investigate 50 participants with Alzheimer's and 50 participants without Alzheimer's

Q: 16. Gravetter/Wallnau/Forzano, Essentials - Chapter 14 - End-of-chapter question 16 Judge and Cable…

A:

Q: 2. In a cancer rehabilitation institute, there were incidence of post- radiation therapy toxicity on…

A: The first and foremost step in any hypothesis testing is to identify the parameter or statistic…

Q: Using survey data to calculate statistics can be extremely valuable, but you must also make sure…

A: For various healthcare issues , the pair of the biased and the unbiased related questions are : 1.…

Q: True or False? Relative risk is an ideal form of measurement for a retrospective cohort study design…

A: Relative risk is the ration of risk of an event for the exposure group to the risk of an event with…

Q: 1. does correlation imply causation? 2. Why are correlation important to statistics?

A:

Q: Question: Are gender and education level dependent at 5percent level of significance ? In other…

A: Given,   High School  Bachelors Masters Ph.D. Total Female 60 54 46 41 201 Male 40 44 53 57…

Q: What are three differences between correlation and regression?

A:

Q: Relative risk is an ideal form of measurement for a retrospective cohort study design because it…

A:

Q: What is the population of interest? What is the sample? What is the value of parameter? What is the…

A: Sample is a subset of the population which represents the population. Parameter is a measure based…

Q: True or False? A cohort study involves a group of individuals who has a disease compared to a…

A: Cohort study: It is a type of longitudinal study. Where the observations are examined over a long…

Q: Explain two reasons why the research hypothesis is not tested directly.

A: the null hypothesis is a neutral statement about a population parameter that is never proved or…

Q: When do you consider a person to be statistically literate?

A: From the given information we find solution

Q: Analysis of variance is a technique used to conduct a hypothesis test to compare three or more…

A: Solution-: Analysis of variance is a technique used to conduct a hypothesis test to compare three or…

Q: Describe about the Why the Research Hypothesis Isn’t Tested Directly.

A: The null hypothesis is a neutral statement about a population parameter that is never proved or…

Q: You plan to fit a regression model that will be used to predict first-year college GPA (FYGPA) from…

A: The multiple regression model is of the form, Y=a+b1X1+b2X2+...+bkXk Where, Y is the dependent…

Q: The aim of the study is to identify the factors affecting students’ satisfaction and performance…

A: With the onset of COVID-19 pandemic and worldwide imposed lockdowns, the online learning systems…

Q: True or False: In order to perform an analysis of variance (ANOVA), the response variable must be…

A: Analysis of variance (ANOVA) is given.

Q: 2. Suppose you want to test the factors that potentially affect the germination of bean. | (a) What…

A: Given Information: The objective of this experiment is to investigate the factors that affect the…

Q: 13. What is the Relative Risk for these data?

A: The given data set is, The formula for calculating the relative risk is,

Q: Attention-deficit/hyperactivity disorder (ADHD) is a brain disorder that results in recurring…

A: The age of the children would vary from somewhere around 3 to 16. Thus the range of age is 16-3=13.…

Q: nutritional approach, those nutrients of MedilenuluH Which response correctly identify the response…

A: On observing the provided information, the correct answer is "Option 4".