Question

For each of the following variables, tell me level of measurement and what statistic you would use to quantify central tendency and variability.

number of cigarettes smoked in a day

ethnicity

birth order( first born, second born)

 

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Statistics

Advanced Topics in Statistics

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: If the median of a data set is 134 and the mean is 177, which of the following is most likely?

A: Note: Hi there! Thank you for posting the question. As your question has some missing information (o...

Q: A particular American football play has eleven players: one quarterback, one running back, one cente...

A: Given data: A particular American football play has eleven players: One quarterback, one running bac...

Q: the Wall Street Journal reported that bachelor’s degree recipients with majors in businessreceived a...

A: Click to see the answer

Q: Individuals filing federal income tax returns prior to March 31 received an average refund of $1,051...

A: a. Here, the researcher suggests that the average refund of last-minute filers is less than $1,051. ...

Q: Which of the following Python methods in statsmodels module is used to perform hypothesis test for a...

A: The statsmodel module in python allows for a variety of statistical tests and models as functions to...

Q: If asample has amean of 48 and a standard deviation of 3.2,what is the value in the set thatcorrespo...

A: Click to see the answer

Q: During a prior semester the class went to the Alumni Field House, flew various types of balsa wood a...

A: During a prior semester the class went to the Alumni Field House, flew various types of balsa wood a...

Q: The following frequency table represents the number of fast-food restaurant meals a family consumes ...

A: Percentile is the measure in the statistics below which certain amount of percentage of the data lie...

Q: An electrician wants to know whether batteries made by two manufacturers have significantly differen...

A: Click to see the answer

Q: 8-please see attached

A: Click to see the answer

Q: A car that gets 15 miles per gallons of gasoline can travel 250 miles on a full tank. If the same ca...

A: Given: A car that gets 15 miles per gallons of gasoline can travel 250 miles on a full tank.

Q: 1. A clustered bar chart to examine the method of payment by customer type (regular or promotional)....

A: Create a cross tabulation of type of customer versus method of payment: The data represents the valu...

Q: A particular fruit's weights are normally distributed, with a mean of 257 grams and a standard devia...

A: Click to see the answer

Q: How much is in the can? A machine that fills beverage cans is supposed to put 12 ounces of beverage ...

A: Part 1: The sample is small n = 8  &  from the dot plot the data seems to be randomly distribute...

Q: A bag of M&M's has 5 red, 4 green, 7 blue, and 8 yellow M&M's. What is the probability of ra...

A: Click to see the answer

Q: There are 5 people from Arizona (A), 7 people from California (C), and 3 people from Nevada (N) equa...

A: Here,the total number of participants are 5+7+3=15.The number of ways in which three different peopl...

Q: The data in the table to the right are based on the results of a survey comparing the commute time o...

A: Given information- We have given the data in the table to the right are based on the results of a su...

Q: A politician is interested in the proportion of voters in his district that think he is doing a good...

A: Click to see the answer

Q: Which alternative? In each of the following situations,is the alternative hypothesis one-sided or tw...

A: a.  

Q: An One-Way analysis of variance was conducted.  The results of the ANOVA were significant, F(2, 432)...

A: Click to see the answer

Q: The Easy Credit Company report the following table representing a breakdown of customers accounting ...

A: Note: Hey, since multiple subparts are posted, we will answer first three subparts according to our ...

Q: (show solutions)

A: The measurement of 20 devices is given. Sample size = n = 20. Sample: 669, 712, 710, 722, 634, 743, ...

Q: How many standard deviations to either side of the mean must we go to ensure that, for any data set,...

A: The standard deviations to either side of the mean that at least 99% of observations lie within is o...

Q: According to the National Association of Realtors, it took an average of three weeks to sell a home ...

A: Given Information :  According to the National Association of Realtors, it took an average of three ...

Q: The Health Care Cost Institute tracks health care expenditures for beneficiaries under theage of 65 ...

A: a.  

Q: mtrak trains from Chicago to Portland arrived at Havre,MT,where they made a change, the following nu...

A: Click to see the answer

Q: If the pipette is set to dispense 200 microliters, what percentage of time will it dispense greater ...

A: Click to see the answer

Q: 6-please see attached

A: Here,note that all the scores are whole numbers.We have 48 observations.If the sum of all observatio...

Q: An experiment is to draw 1 card from a fair deck of playing cards.a) If you were to list the sample ...

A: Click to see the answer

Q: The following data represent the time between eruptions and the length of eruption for 9 randomly se...

A: Solution: From the given information, the coefficient of determination is 85.7%.

Q: Charts: Which of the following should not be presented in  a pie chart?   A. Percent per vaalu...

A: Pie charts: A pie chart is a circular graph that is divided in to segments where each segment repres...

Q: An employer is ready to give her employees a raise andis considering two plans. Plan A is to give ea...

A: The median is the middle number in a sorted, ascending or descending, list of numbers and can be mor...

Q: The data to the right contain the​ per-capita energy​ consumption, in​ kilowatt-hours, for each of t...

A: The mean is calculated as follows: The population standard deviation is calculated as follows:

Q: (show solutions)

A: (a) Creating a Grouped Frequency Distribution:                                                      ...

Q: Drug manufactures of Drug X, which was released on the market 5 years ago to treat Crohn's disease, ...

A: According to the provided data, there are a total, n of 6 individuals who developed drug-induced lup...

Q: In a study, the data you collect is student letter grades (A, B, C, D, F).What is the level of measu...

A: The “Letter grade (A, B, C, D, or F)” is a categorical variable that can indicate the performance of...

Q: A consumer advocacy group is doing a large study on car rental practices. Among other things, the co...

A: Click to see the answer

Q: Suppose a jar contains 16 red marbles and 16 blue marbles. If you reach in the jar and pull out 2 ma...

A: Given information : Number of red marbles = 16. Number of blue marbles = 16. Total number of marbles...

Q: Streams Researchers in the Adirondack Mountainscollect data on a random sample of streams each year....

A: Click to see the answer

Q: E Question Help Listed below are prices in dollars for one night at different hotels in a certain re...

A: Given data: Prices (in dollars) for one night at different hotels in a certain region in ascending o...

Q: A random sample of size n = 12 from a normal pop-ulation has the mean x = 27.8 and the variance s2 =...

A: The Null hypothesis H0: μ = 28.5. Alternative hypothesis H1: μ ≠28.5 Since sample size is small and ...

Q: New Jersey and Alaska have populations of about 9.0 mil-lion and 738,000, respectively (U.S. Census ...

A: Given information Population of New Jersey = 9 million = 9,000,000 Population of Alaska = 738,000 Ar...