Caleb wants to rent an apartment, and he is concerned about paying for utilities. When he visits apartments, he asks for data on monthly utility bills. "University Heights Apartments" showed Caleb a box plot and "Park Center Apartments" showed Caleb a dot plot. The 2 plots are shown below; they give monthly utilities in dollars. has a greater median monthly utility bill. has a greater standard deviation for monthly utility bills. Monthly utilities at University Heights Apartments +++++H 0 10 20 30 40 50 60 70 80 90 100110120130140150160 Monthly utility bills at Park Center Apartments

Q: The ACT test is used to assess readiness for college. In a recent year, the mean ACT score was 21.1…

A:

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

A:

Q: Refer to the accompanying table, which describes the number of adults in groups of five who reported…

A: Given,

Q: If the variance of the data values in a population is 169, what is the standard deviation of the…

A:

Q: If a set of data has a mean of 50 and a standard deviation of 4.5, what is the z-score for a value…

A: If a set of data has a mean of 50 and the standard deviation of 4.5. We have to find the z-score for…

Q: In an examination, the mean grade is 81 and the standard deviation is 6. Find the Z-score of the…

A:

Q: The mean height for women in the United States is approximately 64.5 inches with a standard…

A: Formula : Z =(X - μ)/σ

Q: A diet clinic states that there is an average loss of 24 pounds for those who stay on the program…

A: For the given data use z test for one sample mean

Q: In the given situation below, identify the population standard deviation. “In a recent survey, the…

A:

Q: The side-by-side dotplot below displays the arm spans, in centimeters, for two classes. Which…

A: Stem and leaf is the graphical representation of the data. Here we divide the data into two parts…

Q: ather drops his three children off at the movie theater and give nd on a movie and concession…

A: let X1,x2,x3 be the three children. A father drops his three children off at the movie theater and…

Q: The following data is for the hours of effectiveness for a drug for seven patients. Drug B: 12…

A: Given: 12 hours, 7 hours, 10 hours, 14 hours, 6 hours, 16 hours, 12 hours

Q: The distribution of the weights of patients at a local urgent care clinic is Normal, with a mean of…

A: a) The probability that  is equal to the blue area under the curve. Since μ = 150, σ = 10.6…

Q: The standard deviations of four data sets are shown in the table below. Which of the data sets is…

A: We have given  The standard deviation of four data set  And we want to find which one is most spread…

Q: (a) the range and (b) the standard deviation of the set of data.

A: NOTE: PLEASE ASK TWO DIFFERENT QUESTIONS INDIVIDUALLY. PLEASE ASK THE SECOND QUESTION AGAIN. WE CAN…

Q: Q3: A psychology student measures the times each of five mice takes to solve a maze and reach the…

A: We are given to test the time required for each of the mice to solve the maze and reach the food…

Q: The average travel time to work for a person living in Kokoma, Indiana, is 17  minutes.  Suppose the…

A: Solution: Let X be the average travel time to work for a person living in Kokoma  Indiana has normal…

Q: 3. Treena and Maggie both wrote a provincial exam in mathematics. Treena wrote in January, and…

A:

Q: semiconductor manufacturer produces devices used as central processing units in personal computers.…

A: The given data is  680 669 719 699 670 710 722 663 658 634 720 690 677 669 700 718 690 681 702 696…

Q: If the coefficient of variation for a data is given as 35%, and the standard deviation for the same…

A: given data coefficient of variation = 35% so cv = 0.35 sd = 32 mean  = ?

Q: CO LO Translate Mikayla and April began arguing about who did better on their tests, but they…

A: Solution The one who have a  higher  score did better.

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days…

A:

Q: Use software or a calculator to find the range, variance, and standard deviation of the following…

A: Measure of central tendency measures the central or average value of a dataset. Measured of…

Q: d. State the distribution to use for the test. e. What is the test statistic? f. What is the…

A: Answer:-  d)Here distribution used for the test is Student's t distribution.

Q: The Floppy Disk Company makes 3.5 inch floppy disks for disk drives that are 3.7 inches wide. The…

A: a) P(x<z) = 0.30 From table Z = -0.524 X = 3.5+(-0.524)×(0.1) X = 3.4476 inched --- B) P(x>z)…

Q: Grace has a dog and its weight is z = -0.5lbs.  Her current weight is 47 lbs.  The average weight…

A:

Q: In an IT Certification Examination, the mean was 75 and the standard deviation was 5. If Pam z…

A: Let X be the examination score from normal distribution with mean (μ) = 75, standard deviation (σ) =…

Q: Assume that​ women's heights have a distribution that is symmetric and​ unimodal, with a mean of 67…

A: The following information has been given: The mean of women's height is μw=67 The standard deviation…

Q: The average life of a car tire is 50,000 miles.  The standard deviation is 2,000 miles   What…

A: Normal distribution, also known as the Gaussian distribution, is a probability distribution that is…

Q: If a distribution has a mean of 35 and a standard deviation of 5, what value would be +1.5 standard…

A: Given that The value of mean of 35, Standard distribution of 5 and that correspond s to a z-score of…

Q: university health officials are interested in determining the average number of hours of sleep…

A: 1. Number of students selected = 200

Q: Which of the following is a measure of the center of the data? the range the standard deviation the…

A:

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

A:

Q: An instructor gives a 100-point examination in which the grades are normally distributed. The mean…

A: Given : mean (μ) =65standard deviation (σ) = 12

Q: Rico used the Internet to survey the per quart of synthetic motor oil for his high-performance…

A: Calculate Sample Standard deviation (S) from the following grouped data X Frequency 372.20 1…

Q: Determine the mean, median, standard deviation, and interquartile range for each data set. Then, use…

A: Introduction:  Mean :  For the ungrouped data , the sample mean  and sample variance can be defined…

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: Refer to the accompanying table, which describes the number of adults in groups of five who reported…

A: Given Solution: The following is the data provided:

Q: Find the standard deviation of the set of data below. y+1, y+2, y+5, y+9, y+8.

A:

Q: (a) Find the -scores of Boris's helght as a student at Stone Mountain and Tony's height as a student…

A:

Q: Susie and Joan complain that they make very little money at their jobs; they are both radio…

A: Given that

Q: The average length of one month old infants is 21. 52 inches with the standard deviation of one. 02…

A:

Q: Ronnie and Loida who are best friends took a college entrance examination. The mean score and the…

A: The z score is used to estimate the number of observation deviation from the mean. The z score is…

Q: (B) Flow fate was mC pred for a week, and the following values were recorded as gai/min: 9.7, 8.8,…

A:

Q: The lengths of pregnancies are normally distributed with a mean of 276 days and a standard deviation…

A:

Q: George has an average bowling score of 180 and bowls in a league where the average for all bowlers…

A:

Q: The heights of 10 year old American children are normally distributed with a mean height of 4 feet…

A: X follows a Normal distribution with mean = 53 and S.D = 4.25 Then z=(x-mean)/SD = (x-53)/4.25…

Q: Willow Road and Arroyo Seco are schools in different states. The heights of students at Willow Road…

A: The following information has been given: The population mean of heights of students at Willow Road…