Question

What kind of graph is this? (bar graph or histogram)

Expand

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

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: In a normal distribution of pain estimates (0 = no pain, 100 = lots of pain) where μ = 25 and σ = 11...

A: The given information is that the normal distribution of pain estimates with mean 25 and standard de...

Q: Researchers conducted a study to determine whether magnets are effective in treating back pain. The ...

A: (a)To test whether the treatment is effective, the following null and alternative hypotheses are con...

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support...

A: As there is no any estimates available, the sample proportion is assumed to be 0.50, that is, 50%.He...

Q: The range for a set of data is estimated to be 56. a. What is the planning value for the population ...

A: a. The planning value for the standard deviation is calculated as:

Q: 1). How would you measure both “general knowledge” and “judgment” (what are your operational definit...

A: 1)The “general knowledge” and “judgement” of the participants can be measured by a series of tests g...

Q: Jobs and productivity! How do retail stores rate? One way to answer this question is to examine annu...

A: Note:Hi! Thank you for posting the question. Since your question has more than 3 parts, we have solv...

Q: Joe likes to go to an old arcade and play 12 games of Skeeball every day. On​ average, he wins a pri...

A: In this context, there are fixed number of trials. That is, n = 12. There are two possible outcomes ...

Q: See attachment for question.

A: Introduction to binomial distribution:Consider a random experiment involving n independent trials, s...

Q: Thirty-four small communities in Connecticut (population near 10,000 each) gave an average of x = 13...

A: The provided information are:

Q: The number of unhealthy days based on the AQI ( Air Quality Index) for a random sample of metropolit...

A: Confidence interval:The (1-α) % confidence interval for population mean µ, when σ is unknown is give...

Q: A manufacturer of a certain type of hardware has two manufacturing facilities and wants to compare t...

A: Conditions:The conditions for the two proportion test for sample sizes n1 and n2 with sample proport...

Q: Due to advances in medical science, the probability of a baby born in 2017 will be alive at age 90 i...

A: Binomial approximation:The normal distribution can be used as an approximation to the binomial distr...

Q: Fuming because you are stuck in traffic? Roadway congestion is a costly item, both in time wasted an...

A: (a)The scatter diagram for the provided data can be plotted using Excel.The steps are given below:En...

Q: For frecuency distribution for us governor 2019.  Party.                     Frequency Democratic.  ...

A: Given question have more than three sub parts. According to our policies cannot answer more than thr...

Q: Zaphod Beeblebrox has recently purchased a second-hand ballpoint pen business. In the first month, t...

A: Relative frequency:It represents the fraction of times a category occurs. The formula for relative f...

Q: Statistics Question

A: The simple linear regression line is given by:

Q: A physician wants to test if temperature has an effect on heart rate. In order to do this, she compa...

A: In this question, it has been given,Test Statistics = 5.627Level of significance = 0.05Rejection Reg...

Q: In general, we want to see if elderly primes will lead people to feel elderly feelings and see an ol...

A: The independent variable is that which is changed by the experimenter to test the outcome of the dep...

Q: The land area of th estate of Texas is about 261,797 square miles. If in mid-2016 all the world's pe...

A: The land area of Texas is about 261,797 square miles.Total number of people in world is 7.4 billion....

Q: Could you help me with these questions in regaurds to the table provided? (2) Calculate covariance b...

A: Click to see the answer

Q: 14. The number of school related extracurricular activites per student are given below: X.          ...

A: a)As the sum of the probabilities in the probability distribution table is 1, the value of P(x=3) ca...

Q: please answer the whole question  (3) Let x be per capita income in thousands of dollars. Let y be t...

A: (a) Least square regression line:The least squares regression line can be obtained using EXCEL. Ente...

Q: Jobs and productivity! How do retail stores rate? One way to answer this question is to examine annu...

A: (a)Using the provided data, the sample mean can be calculated using Excel function “AVERAGE()”.Enter...

Q: Douglas is a farmer who believes that his cow produces an average of 7 gallons of milk per day. To t...

A: The aim is to find the range of p-value.

Q: In a survey of 6000 women, 3431 say they change their nail polish once a week. Construct a 99% confi...

A: Confidence interval:The (1-α) % confidence interval for proportion p is given by, 

Q: Why should researchers be very cautious about comparison or correlatios that involve different vaiab...

A: In general correlation does not imply causation. If there is strong correlation between two variable...

Q: Which statement regarding dependent t-tests is false? A. One disadvantage is called the “carry ef...

A: The dependent t-test is also known as the paired t-test which is used to compare two means when the ...

Q: Statistics Question

A: Solution:Computation of equation of the regression line:Step-by-step EXCEL procedure to find the equ...

Q: Write the equation of the line that passes through the points (0, 1) and (− 1, 3). Explain your solu...

A: The equation of the line is given by, y = mx+c, where m is the slope and c is the intercept.

Q: The Orchard Cafe has found that about 10% of the diners who make reservations don't show up. If 86 r...

A: The aim is to find the mean, µ, and standard deviation, σ of the binomial distribution.

Q: A study was conducted to see whether participants would ignore a sign that said, "Elevator may stick...

A: Explanation:Here, the experimenter controls the presence/absence of the confederates, as its effect ...

Q: Suppose you would like to estimate, with 97% confidence, the proportion of computers that need repai...

A: It is given that the level of confidence is 97% and desired margin of error E is 0.035.The formula f...

Q: you gave me this answer in last question, (copied below) but I see why I wasn't finding the correct ...

A: Note:Thank you for letting us know your doubt. We shall try our best to help you understand clearly ...

Q: Do you want to own your own candy store? Wow! With some interest in running your own business and a ...

A: (a)Using the provided data, the sample mean and standard deviation can be calculated using Excel fun...

Q: A computer system uses passwords that contain exactly 6 characters, and each character is 1 of the 2...

A:  We have to make a password of 6 digits whose digits can be 26 lowercase alphabets, 26 uppercase alp...

Q: Question attached. Can the proof be shown by contradiction?  Any help would be appreciated.

A: You've guessed correctly. This can be proved by contradiction as you'll see in the ensuing steps.

Q: Statistics Question

A: According to the provided information, the variable ‘x’ be age of the best actress winner and ‘y’ be...

Q: How are r and r2 interpreted?

A: In this question, we have to explain how we interpret r and r2

Q: Find the midrange for the following group of data items. 112, 52, 82, 52, 72 ​(Round to the nearest ...

A: Midrange:The midrange is defined as the average of highest and lowest value in the data set.That is,...

Q: A research group claims that 20% of patients with dementia never develop full Alzheimer's. In a simp...

A: According to the given question, to test the hypothesis that the research group claims that 20% of p...

Q: Describe the main difference between a dependent and an independent t test. (Note: I am not asking y...

A: Dependent t-test: The dependent t-test, also known as the “paired t-test”, is a statistical procedur...

Q: A researcher wants to investigate whether mindfulness training improves ability for employees to not...

A: Solution:This have 3 levels of disposition and 2 groups of factors. Thus, this problem refers to 32 ...

Q: When a researcher rejects a null hypothesis and he should have reject it what can of error has resea...

A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on t...

Q: A major university would like to improve its tarnished image following a large on-campus scandal. It...

A: Begin with tabulating data in readable format as shown below.

Q: How do you determine the mean annual return?

A: The mean of any given data is nothing but the average of the data.Let X1, X2 , X ,....., Xn are n da...

Q: We use the form  ŷ = a + bx  for the least-squares line. In some computer printouts, the least-squar...

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

Q: A cell phone manufacturer claims that the average battery life of its newest flagship smartphone is ...

A: Given Null Hypothesis Ho : µ = 20Alternative Hypothesis Ha : µ < 20Sample size n = 3Sample mean =...

Q: What degrees of freedom would younormally expect a t test to have when N1 = 40 and N2 = 55?

A: It is provided that there are two samples of size n1=40 and n2=55.So, this is an example of 'two sam...

Q: Do heavier cars really use more gasoline? Suppose a car is chosen at random. Let x be the weight of ...

A: Hi, since the problem posted by you contains multiple sub-parts, we are answering the first three su...

Q: Need all parts, a,b,and c Let X denote the data transfer time (ms) in a grid computing system (the t...

A: (a) Finding the values of α and β :The random variable X represents the data transfer time in a grid...