Exam 1 score is the explanatory variable and hours spent studying Exam 1 is the response. True False

Q: How do I calculate to get this std dev answer?

A: Given Information: Proportion p=0.40 Sample size n=50 Based on the concept of Central limit theorem,…

Q: Describe about the type I error or a false alarm.

A: While testing,we need to consider two hypothesis,a null hypothesis(H0),which is taken as the…

Q: How to Converting to z Scores is done?

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Q: Va – vãŸdx.

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Q: How would you report those results in APA style?

A: The question is about to compare the difference between number of anagrams solvable and number of…

Q: What is the independent variable and dependent variable in this question

A: There are two variables Level of parenting stress Number of children (one child and two or more…

Q: Explain a 'false positive' (Type I) error and give an example. Explain a 'false negative' (Type II)…

A: Here we have to explain false positive (type-1)error and false negative (type-2) error False…

Q: Consider the analogy between making a decision in a test and making a decision about the innocence…

A: Type 1 error: The type 1 error is rejecting the null hypothesis when it is true. Type 2 error: The…

Q: SAT Math Suppose that scores on the SAT Math test are approximately normal with a mean of 500 and a…

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Q: The researcher wants to know if exercising before watching a play causes people to show more…

A: The researcher picks participants from the exercise group or the control condition. Explanation:…

Q: What does it mean to say that two variables are positively​ associated? Negatively​ associated?

A: Association: The association of how two varaibles are connected with each other. It decides how one…

Q: Suppose we want to estimate the annual high temperatures of the hottest major cities in the United…

A: Given data Here we have two variables City and Temperature City is a Categorical variable. Under…

Q: Suppose we want to use systolic blood pressure to predict diastolic blood pressure. The explanatory…

A: Solution

Q: Which variable is the explanatory variable and which variable is the response variable? ? Explain…

A: Let X be the teen birth rate and Y be the people living in poverty.

Q: What is the main difference between z score and T score?

A: Z Score and T scores are both used in Hypothesis testing.  Z score is used while using z test and T…

Q: Question is describe a type II error

A: In a study of smokers, 39 are smoking after one year and 32 are not smoking after the treatment; the…

Q: What is the difference between an individual and a variable?

A: Step 1: In a study, an individual is a subject that is included in the study. On the other hand, a…

Q: Why t Test Not Appropriate?

A: t Test is the statistical parametric test which is used to compare the means of the population. It…

Q: Give an example to explain how multiple comparisons leads to an escalation of type 1 error.

A: Type I error: Type-I error is rejecting the null hypothesis H0, when the null hypothesis H0 is…

Q: Describe the four cases of the Leading Coefficient Test.

A: Let given polynomial function is fx=anxn+an-1xn-1+an-2xn-2+......+a2x+a1x+a0 The graph of given…

Q: Are discriptive and inferential statistics competive or coplementary?

A: Descriptive statistics and inferential statistics are complementary to each other.

Q: What is the difference between dependent and independent variable?

A: Our aim is to state the difference between dependent and independent variable

Q: Hi, I need some help foor this question. Please do not copy with chatgpt. Please write clear I need…

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Q: How do you know if a histogram is leptokurtic or platykurtic?

A: Platy kurtic:If the histogram is having shorter tails and its central peak is limited and broader…

Q: What are the response variables and explanatory variables for observing vehicles to see what the…

A: In theory of statistics, response variable is a the dependent variable, where the variation of the…

Q: Describe about two tail test.

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Q: Viveiros investigated the influence of video game playing on arousal. She had participants rate…

A: Appropriate Test:

Q: In spss, what test can you do to compare the score of variables?

A: As per the question we have to compare the score of variables if we have 2 independent samples, we…