Which of the following best describes how to measure the spread of the dala? The IQR is a better measure of spread for movies than it is for basketball games. O The standard deviation is a better measure of spread for movies than it is for basketball game O The IQR is the best measurement of spread for games and movies. The standard deviation is the best measurement of spread for games and movies.

Q: The local aquarium houses sharks of various species. At the aquarium, Manolo is an adult male shark…

A: GivenManolo is an adult male shark withMean(μ)=2.67standard deviation(σ)=0.29lenght(x)=3.1Emma is an…

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

A:

Q: The following data are from are the temperatures from the first 12 days in March in a Northeastern…

A: Given data set : -9, -6, -7, -2, 0, -1, 10, 15, 20, 47, 51, 70. sample size (n)  = 12   a) range (R)…

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

A: Given that ; X represents the number of adults in groups of five who reported sleepwalking P(x) is…

Q: he mean weight of baby deer and a local zoo is 15.8 pounds with a standard deviation of 2.4 pounds a…

A: a) Given values: 14.5, 16.8, 15, 16.4, 15.9. x=sum of data valuesnumber of data values…

Q: A psychology exam has 300 questions with each question worth 1 point. Assume that the distribution…

A: It is given that mean score is μ=165 and Standard deviation is σ=30 for a normal distribution of…

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

A: Given,

Q: The average McDonald's restaurant generates $3.6 million in sales each year with a standard…

A: For the MacDonald's restaurant the following information is provided. Average μ=3.6  Standard…

Q: The data that follows represent the prices of shoes.$60, $59, $85, $99, $95, $100, $116, $75 Find…

A:

Q: The average McDonald's restaurant generates $2.3 million in sales each year with a standard…

A: Here, population standard deviation is known, so we can perform a z-test .

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: The following data are from are the temperatures from the first 12 days in March in a Northeastern…

A:

Q: A professor who teaches a large introductory statistics class (197 students) with eight discussion…

A: As due to the honor-code, we are authorized to answer only 3 subparts for each question and that…

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: a mountain climber plans to buy some rope to use as a lifeline. Which of the following would be the…

A: Give that the mean strength and standard deviation of rope A is 500lb and 100lb, respectively and…

Q: Joey and Dee Dee bowled five games at the Rock 'n' Bowl Lanes. Their scores are given in the…

A: a)   Obtain the mean score of bowler Joey   Use EXCEL Procedure for finding the value of sample…

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

A:

Q: The average McDonald's restaurant generates $3.6 million in sales each year with a standard…

A: For the MacDonald's restaurant the following information is provided. Average μ=3.6 Standard…

Q: Janai and Aaliyah began arguing about who did better on their tests, but the decide who did better…

A: GivenJanai earned in Math is 76.5 Aaliyah earned in social studies = 70.2For…

Q: Lara wants to know if the number of words on a page in her English book is generally more than the…

A: Given information: The values of mean for the English and history books are 48.9 and 40.5,…

Q: Salomé and Latasha began arguing about who did better on their tests, but they couldn't decide who…

A: Given that  Salome's test grade  Mean = 73.7 , Standard deviation = 10 Social studies = 80.8…

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 z scores to compare the given values.   The tallest living man at one time had a height of 225…

A: Given that  The tallest living man at one time had a height of 225 cm. The shortest living man at…

Q: Woodland and Clear Beach are schools in different states, Alan is a student at Woodland and is 56…

A: a) Consider that the mean and standard deviation of a random variable X are µ and σ, respectively.…

Q: A mountain climber plans to buy some rope to use as a lifeline. Which of the following would be the…

A: Standard deviation tells about the spread of data from the mean value. If it is large, there is more…

Q: Which is better: A score of 82 on a math test with a mean of 70 and a standard deviation of 8, or A…

A: Given : A score of 82 on a math test with a mean of 70 and a standard deviation of 8, A score of 82…

Q: Questton Heip he zacoree to compare the given values. The lest ving man at one fime had a height of…

A: A tallest living man at that time height 233 cm. And the shortest living man had height 106.3 cm.…

Q: are recalculated, which of the following four (4) statements are false? (i) The new mean will be…

A:

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

A: The mean for the number of sleepwalkers in groups of five is,…

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

A:

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

A: See the handwritten solution

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

A:

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

A: X X^2 P(X) XP(X) X^2P(X) 0 0 0.183 0 0 1 1 0.357 0.357 0.357 2 4 0.305 0.61 1.22 3 9 0.122…

Q: The lengths of the songs available for download on a website are normally distributed, with a mean…

A: Given: μ=188 secondσ=24 secondX=170 second

Q: Both data sets have a mean of 165. One has a standard deviation of 16, and the other has a standard…

A:

Q: Students in the psychology department at General State University consumes an average of 7 sodas per…

A: We have to find correct answer..

Q: Two seemingly equally excellent students are vying for an academic honor where only one must have to…

A: First, we will calculate the standard deviation for both the students. Both students have the…

Q: Pyramid Lake is on the Paiute Indian Reservation in Nevada. The lake is famous for cutthroat trout.…

A:

Q: The state and will spend 15 hours average a week and class and the standard deviation is 2 hours…

A:

Q: Given the following scores of students in a test: 5,7,11,12,13,18 a) add 8 to each score then find…

A: Given that  The data are 5,7,11,12,13,18

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

A:

Q: According to Chebyshev's theorem, which of the following is the percentage of measurements in a data…

A: please see the next step for solution

Q: Arthur has two children, Zeke and Lucy, who competed in a track meet. The results were as follows:…

A: Z-score: The z-score is a numerical measurement that describes a value's of the relationship to the…

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: he table shows kayden's quiz score for a semester. What are the mean and the standard deviation,…

A:

Q: Use Z-scores to determine which is a better relative golf score (remember that in golf, lower scores…

A:

Q: Valentina obtained a score of 75 in a science exam and 90 on her English exam. on which test did she…

A:

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

A: Given data,   Mean=? Standard deviation =?