If educational level is measured as "Did not graduate from high school" and "graduated from high school": What level of measurement is that?

Q: 1. Use last digit of your student ID(I called it b) to do the following problem. Charges for…

A:

Q: Determine whether the following possible responses should be classified as interval, nominal or…

A: The question is about level of measurements Introduction : Nominal : In this case data is only named…

Q: If the statistical analysis shows that the percentage of men taking Vitamin E who de- veloped…

A: The researchers conducted a designed experiment by randomly selecting the healthy men from different…

Q: In a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: Given information:   Mean score on test Number of ninth graders Glenwood 80 272 Central city…

Q: When an analytical chemist uses the word precision when referring to the data obtained from an…

A: Precision is the closeness of the measurements to each other, whereas accuracy is the closeness of…

Q: In a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: Introduction: Suppose there are k groups, such that the jth group [j = 1, 2, …, k] has nj…

Q: The mode score on a statistics exam was 83. Which of these interpretations is correct? A.More…

A: Given information Mode score on a statistics exam = 83 Mode = The number having highest frequency is…

Q: . Explain what the mean is

A:

Q: The salaries of 10 employees of a small company are listed. Complete parts (a) through (f) below. a)…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Honesty and Occupation are said to be an example for characteristics. a. Discrete O b. Questionnable…

A: Option a is not correct. Since, discrete characteristic is the one which involves integers and…

Q: number of passenger in considered to be 1. Categorical data 2. Quantitative data ?

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Q: Choose the correct answer below. O A. Quiz scores from a college level statistics course are…

A: Given Solution:

Q: A person's phone bills for the last three months were $20, $75, and $55, respectively. What was the…

A: given data bills of last 3 months are $20,$75 and $55find mean amount of last 3 month = ?

Q: a. Which measure of center would you use to represent the employees? You are trying to support the…

A: a. Median

Q: If a housing researcher, the town’s mayor, your neighbor, and your mailperson all agree that average…

A: Validity can be defined as the extent to which a test actually measures what it purports to measure.…

Q: b. Identify four uses of computer in statistics and discuss any two.

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: if the grades you receive are good bad and unacceptable , would this be a qualitative or a…

A: Qualitative measure is a type of information that describes traits or characteristics  And the…

Q: In a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: We want to find mean score for all ninth graders in the city

Q: n a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: Formula : x¯ =x¯1 n1+x¯2 n2 + x¯3 n3n1+n2+n3

Q: In Lee Middle School, the ratio of the number of fifth-graders to the number of sixth-graders is 5…

A: Ratio of fifth graders to sixth graders = 5:4 There are 15 fifth graders more than sixth graders…

Q: In a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: Given: City with three high schools, all the ninth graders took a standardized test, the result is…

Q: answer asap please: Raw data are rates of return for 5 possible factory locations : 6.5 , 7. 7, 8.3,…

A: 1. Data Minimum = 1.2 2. Data Range = 8

Q: The mean score on a set of 23 tests is 76. Suppose two more students take the test and score 70 and…

A: given data n = 23 had mean of 76 . two more students take test and score 70 and 65. new mean  = ?

Q: Determine the correct alternative hypothesis. According to the Federal Housing Finance Board, the…

A:

Q: Q. 20 What is the difference between classification and tabulation?

A: What is the difference between classification and tabulation

Q: following may not be an actual observation except for?   Class mark   Mode   Mean   Median

A: Since we know that class mark is the arithmetic Mean of lower limit  and  upper limit of a class

Q: There are26 numbers on a list, and the mean is 25. The smallest number on the list is changed from…

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

Q: D. What can you conclude about whether there was a significant difference between the scores of the…

A: Given:

Q: Given the mean of a certain data set as 155, what will be its new mean if all the data points were…

A: Remark: We know that, The mean (average) of a data set is found by adding all numbers in the data…

Q: A researcher wants to determine whether there is an association between weight and scores on the…

A: Given: R-value = 0.213 P-value = 0.3

Q: 5. What percentage of the children watched TV between 20 and 30 hours per week? 6. The Mode is the…

A: The percentage of favorable outcomes out of total outcomes can be calculated by multiplying the…

Q: 2.21 A team of researchers (Singer et al., 2000) used the urvey of Consumer Attitudes to investigate…

A: Solution Step 1 Given A team of researchers  used the Survey of Consumer Attitudes to investigate…

Q: 8,000 U.S. Household income www.doctorhousingbubble.com 7,000 6,000 5,000 4,000 3,000 2,000 1,000…

A: In the right skewed distribution, the tail is on the right side. In this type of distribution most…

Q: What is the difference between a histogram and a bar chart? For what type of data would each be…

A: A histogram and bar plots are both constructed as possible values of the variable on the x-axis and…

Q: A sample of students in a university café was asked the following questions. Identify the type of…

A: