Define the population parameter in context in one sentence.
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Define the population parameter in context in one sentence.
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- A sample of 350 Mathematicians is selected and several variables are recorded. Which of the following statements is correct? Mathematician's monthly income is a ratio level data. Socioeconomic status (recorded as “low income”, “middle income”, or “high income" is nominal level data. The number of field or subject of specialization is a continuous variable. The primary field of study is ordinal level data.a) A wedding photographer made $500 on average in the 5 years it has been operational. A sample of 12 months were analyzed and it was found that he made an average of $620. Does the value $500 refer to the parameter or to the statistic? Is the value $620 a parameter or a statistic? iii. State two advantages of using a sample statistic rather than a parameter. b) For each the following variables, state which is quantitative and which is qualitative. If it is quantitative, state whether it is discrete or continuous. The amount of flour added to bake a pie The temperature of a glass of milk iii. The addresses of all patients at a dental office c) Choose the level of measurement described below Rate how satisfied are you with your customer service (ordinal, interval) The distance Madison runs every morning (interval, ratio) iii. The Magazine that sells the most copies in a month…O O O Less than 8 8. A sample of 400 Goshen households is selected and several variables are recorded. Which of the following statements is correct? * O Total household Income is a ratio level data. Socioeconomic status (recorded as "low income", "middle income", or "high income" is nominal level data. O The number of people living in a household is a continuous variable. O The primary language spoke in the household is ordinal level data.
- as one variable increases... A). the other variable decreases, and vice versa in a negatve statistical relationship B). the other variable increases and vice versa in a negative statistical relationship C). the other variable decreases and vice versa in a positive statistical relationship D). the other variable increases not vice versa in a negative statistical relationshipWe are interested in looking at the effect of a baseball player’s free agent status on their salary. We look at 337 baseball players and categorize them as either having a high salary (above 2 million) or not, and as either being free agents or not. ------------------------------ You also wonder if having a high batting average affects the salary of baseball players. You classify all 370 baseball players as having a high batting average if it is over .300. 1. What is the conditional distribution of high salary when looking only at those who have high batting averages? 2. What is the marginal distribution of high salary? 3. Give the four expected counts.Answer for question D)
- Consider any research statement and specify the variable, types of variables and population in that statement?The mode of the data 15, 13, 19, 15, 25, 22, 15 is O 19 O 15 O 13 О 22 О 25Suppose that a researcher is interested in the average standardized test score for fifth graders in a local school district. The fifth graders at a specific school would comprise a ___________ and their average test score would be a ___________.
- Plz answer without plagiarism .is this correct?.A sample of 400 Goshen households is selected and several variables are recorded. Which of the following statements is correct? * The number of people living in a household is a discrete variable. The primary language spoke in the household is ordinal level data. O Total household income is an interval level data. Socioeconomic status (recorded as "low income", "middle income", or "high income" is nominal level data.We are interested in looking at the effect of a baseball player’s free agent status on their salary. We look at 337 baseball players and categorize them as either having a high salary (above 2 million) or not, and as either being free agents or not. ------------------------------ You also wonder if having a high batting average affects the salary of baseball players. You classify all 370 baseball players as having a high batting average if it is over .300. 1. The given χ2test table gives many test statistics. The row we want to look at is labeled Pearson Chi-Square. Give the test statistic, the degrees of freedom, and the p-value. 2. At a significance level of .05, what can you conclude in the context of this problem?
