Which primary scales do we call ‘categorical data’?   a. Interval, ordinal   he probability of making a type I error is indicated by the ________.   a. p-value   b. power of a test   c. incidence of difference   d. test statistic

Q: Which of the following are measures on positions of a data set? 1. the third qurtile 2. the median…

A: The third quartile, the median and the maximum measures the positions of a data set.

Q: you chose to compute a median for a variable, which measure of variability would you most likely…

A:

Q: The lowest and the highest data value of a data set are 12 and 28 respectively, then the approximate…

A:

Q: 4. The lowest and the highest data value of a data set are 12 and 28 respectively, then the…

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

Q: (a) Find the mean for this sample and explain what it represents. (b) Find the standard deviation…

A: here as per guidelines i have calculated 3 subparts plz repost for remaining  here given , . One…

Q: A marketing class of 50 students evaluated the instructor using the following scale: superior, good,…

A: Given information: A marketing class consists of n = 50 students. They evaluated the instructor…

Q: 23. What is the median for Class A? 24. What is the interquartile range for Class B? 25. If there…

A: From box plot of Class A,  We can see that Q2 is at 16 marks. This means that Median is 16 marks for…

Q: Several students in an AP Statistics class administer a survey to a sample of students in their…

A: In this question we are asking number of students about how far they travel to school in miles. In…

Q: What does the z-score of a data point tell us? O How many standard deviation a number is from the…

A: Here we have to identify the correct statement

Q: A group of students were asked how many states they have visited in their ifetime. Below is a dot pl…

A: This question can be solved easily by the help of frequency distribution table.

Q: A student receives the following​ grades, with an A worth 4​ points, a B worth 3​ points, a C worth…

A: From the given information, Grades Credits Points Credits*Points B 2 3 6 B…

Q: Given a set of data sorted from smallest to largest, define the first, second, and third quartiles.…

A: By definition we know first quartile is the point below which 25% of the observation lies, second…

Q: The following ten scores were obtained on a 20-point quiz: 4, 5, 8, 9, 11, 13, 15, 18, 18, and 20.…

A: Given: The obtained scores on a 20 point quiz: 4, 5, 8, 9, 11, 13, 15, 18, 18, and 20.

Q: Which of the following statements is not true regarding the mean, median and the mode? O A given set…

A: Solution

Q: According to a government energy agency, the mean monthly household electricity bill in the United…

A: Normal distribution has a bell shaped curve which is symmetric about the mean. The probability…

Q: C. Tell whether the given data is descriptive or inferential statistics. 1. The average age of the…

A: The three scenarios are given. We have to identify whether the given data is descriptive or…

Q: how would i solve this

A: The provided information are:

Q: The following data has been collected with the intention of determining if there should be need of…

A: X (x-xbar)^2 45 30.75207 47 12.57025 48 6.479339 50 0.297521 50 0.297521 50 0.297521…

Q: Which of the following statement is true ? A. The range is a measure of central location B. The…

A: We know, A. Mean is a measure of central tendency B. The standard deviation is a measure of…

Q: 4. Jerome's summer reading list has 8 books, and he is examinıng the number of pages in each book…

A: As per the information given in the question The longest book is actually 100 pages longer than he…

Q: Which of the following represents a criterion-referenced measurement? Group of answer choices The…

A: Introduction: A criterion-referenced measurement is a measurement generally used to assess the…

Q: a? stem-and-leaf plot of the test scores 67,72,85,75,89,89,87,90,98,100. How does the? stem-and-leaf…

A: We have given data as 67,72,85,75,89,89,87,90,98,100 Stem and leaf plots can be made as below:

Q: Electricity bills: According to a government energy agency, the mean monthly household electricity…

A: Given that  standard deviation=$20.00

Q: What do the design of the study and the scale of measurement have in common? O They are the aspects…

A: What do the design of the study and the scale of measurement have in common

Q: (b) How are the data sets the same? How do they differ? O A. The three data sets have the same range…

A: Range is the difference between highest value - lowest value. Mean is average  of all values.

Q: Six people were asked to determine the amount of money they were carrying, to the nearest dollar.…

A: Answers: a) The mean is 49 dollars. The standard deviation is 100 dollars.   b) The mean of new data…

Q: Title Health status. In the OECD’s How’s life? project, health status, one of the 11 dimensions...…

A: Given Sample mean, x = 67.04 Sample standard deviation, s = 11.26 Sample size, n = 25 Degree of…

Q: Abena Debrah,hair dresser,deposited her weekly sale with Takoradi branch of Agricultural Development…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 14. The value that occurs most often in a set of data is called O A. Mean O B. Mode O C. Median O D.…

A: Know that  Mean = sum of all observations/total number of observations.  Median = middle value of…

Q: Which statistic (mean, median, or mode) is most appropriate in each of the following situations?…

A: 1.   It is a mode. because highest occurence of        tables is to be found.

Q: Water pipe to be used in certain application is required to have a mean breaking strength of more…

A: Here Given for water pipe used in certain application Hypothesis  H0 : μ= 2000 Ha: μ > 2000

Q: 2. Given the data set 4,10,7,7,6 ,9,3,8,9 Find a) the mode, b) the median, c) the mean, d) the…

A:

Q: Which statistic (mean, median, or mode) is most appropriate in each of the following situations? a.…

A: a) Mode is most appropriate statistic for this situation as mode is the highest occurring table that…

Q: 2. For most people, health club membership expenses are considered discretionary. Alli lives in a…

A: To find the , Mean , Median and Mode of the given data set.

Q: What is the mean absolute deviation for this set of data? The table shows che number of contacts six…

A:

Q: Which of the following best describes how to measure the spread of the dala? The IQR is a better…

A: The IQR is the best measurement of spread for games and movies.

Q: ow many TV sets? A survey organization sampled 63 households in a community and found that the…

A:

Q: a. The standard deviation of 25 scores is 10, the mean is 29, the median is 24 and the mode is 23.…

A: Our aim is to find the coefficient of skewness. The formula for Coefficient of skewness is ,…

Q: Babies: According to a recent report, a sample of 300 one-year-old baby boys in the United States…

A: Explanation:in this  the answer is should  In step2 the clearly writed

Q: Refer to the data below and answer the questions that follow. Show your work. a. What is the class…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Which statement describes box-and-whisker plots? A) they are divided into sections using quartiles…

A: In order to answer this question we must understand the box and whisker plot in detail which has…

Q: What measure of central tendency is most appropriate to use if you want to know the passing score if…

A: We know that Median is the value which is present at the 50th percentile (middle point : half the…

Q: Jse the range rule of thumb to identify the values that are significantly low, the values that are…

A: Solution: Given that: Mean = 19.5 Standard deviation = 4.8

Q: I need help filling in the following blanks based on the attached table: The median frequency of…

A: Med= Size or value of n+12th observation in the data array.Quartiles: The values of observations in…

Q: Electricity bills: According to a government energy agency, the mean monthly household electricity…

A:

Q: Decide if the given claim represents the null or alternative hypothesis. a. A governor claimed that…

A: The statement in part (a) represents an alternative hypothesis as it claims pure inequality which…

Q: The weight of 100 female students aged 15 to 20 years have a mean of 120 pounds and a standard…

A:

Q: 1. In 2017 Duke University's men's basketball team finished the season 15th out of 78 men's teams.…

A: No. of times Duke Univerity's men's basketball team finished the season=15 Total men's team=78 No.…

Q: a) In the process of designing an airplane, men were measured to determine the size of the seat that…

A: According to the empirical rule, 29.1 31.6 34.1 36.6 39.1 41.6 44.1 Plug…