61 randomly selected students were asked the number of pairs of shoes they have. Let X represent the number of pairs of shoes. The results are as follows: # of Pairs of Shoes 4 56 7 8 9 10 11 Frequency 8 10 6 9 5 6 4 13 Round all your answers to 4 decimal places where possible. The mean is: The median is: The sample standard deviation is: The first quartile is: The third quartile is: LO

Q: 16. For the following sample of n = 8 scores: 0, 1, 5. 0, 3, , 0, and 1: a. Simplify the arithmetic…

A: Solution : The complete solution is given below in the attachment file.

Q: 4. Compare Rudie's scores in History and Geometry from the following data: History score mean…

A: Given that For History  Score=X=80, Mean=M=60, Standard deviation=S=22.5 For Geometry Score=Y=80,…

Q: d the sample variance and the sample standard deviation for the given data: Christine got the…

A: x(scores) 11 36 29 14 50 64   The mean of the data can be calculated as:

Q: Weights (in lbs.) of 24 male children in the age group of 7 to 9 years are recorded. 55, 53, 64, 63,…

A: Given :  The weights of 24 male children.

Q: Find the mean for the given sample data. Round your answer to one more decimal place than that used…

A: We know that mean m of data is given by         m=(sum of terms) ÷ ( no. of terms)

Q: he measure of dispersion O a. Interquartile range b. O b. Coefficient of variation O c. Range O d.…

A: Mean = x¯

Q: Calculate the sample standard deviation for this data set: 65, 48, 70. The formula for the sample…

A:

Q: The following set of data is from a sample of n=6. 6 59 6 3 13 O a. Compute the mean, median, and…

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

Q: A statistics professor wanted to see if there was any difference in the final averages of students…

A: The question is based on selecting appropriate test and performing it. Given :

Q: 5

A: The dependent t-test (called the paired-samples t-test) compares the means between two related…

Q: 4, The hardness of ten steel samples was measured and the results were as follows. 1 2 8. Sample…

A:

Q: Chere were three groups of tribal people and there Cephalic Lex were measure. The following are the…

A: Given; data values of three groups of tribal people and three chephalic measure ,mean and standard…

Q: Each year, tornadoes that touch down are recorded. The following table gives the number of tornadoes…

A: Range: From the given values, the minimum value is 2 and the maximum value is 197 Range=maximum…

Q: 55 randomly selected students were asked the number of pairs of shoes they have. Let X represent the…

A: We have given that,  X(pairs of shoes)  f (frequency)  4 3 5 8 6 5 7 6 8 2 9 3 10…

Q: The following scores were made by Cyrus on four tests. If you cannot see the table, please view it…

A: Answer: ⊙Test 1 Relative to mean and standard deviation highest score made on test 1 .

Q: Calculate the quartile deviation and coeficient fron Roll No. 1 3 4 6. Marks 12 35 20 18 64 52

A: Quartiles are partition values that divide the series into four equal parts for which three points…

Q: Six high school students and six university students were asked: 'How many movies have you seen this…

A: The objective is to find mean and SD of each data set.

Q: Determine the sample standard deviation.

A: Given  29.6 32.4 38.7 42.4 44.5 46.4 49.0 60.8 70.2 Now sample size (n) = 9…

Q: 442 12 Value Frequenc 2. 6.

A: The following table is given, value Frequency 2 4 3 4 4 2 5 1 6 2

Q: Christine is currently taking college astronomy. The instructor often gives quizzes. On the past…

A: Given that the data 95 , 69 , 128 , 78 , 64 , 53 , 79 .

Q: If the deviations six of values from their mean are 0, -6, 7,-2,5,-4 then the sample variance equal…

A:

Q: Indicate (without computation) which sample in each set has the higher standard deviation. Sample…

A: Two sample of values are given.

Q: A pull-up test was administered to a 10th grade PE class.  The mean for the class was 11 pull-ups…

A: Given: mean = 11 SD = 1.8

Q: Martha has a raw score of 36 and wants to calculate the z-score.  What other information does she…

A: We have given that  Row score x = 36 We have given that.   For Z-score =( x - μ )/?

Q: Find the range, mean or average deviation, variance and standard deviation of the following grouped…

A:

Q: Calculate the standard deviation of the following data set:- 23 54 32 46 18

A:

Q: For which quartile , 25% observations are greater and 75% are smaller ? A. First quartile B Third…

A: It is an important part of statistics. It is widely used.

Q: Researchers wanted to know if living in schools protects minnows from predators. The researchers…

A: Given information- We have given the data of the researchers placed different numbers of minnows…

Q: For which quartile, 25% observations are greater and 75% are smaller A. Third quartile B. Second…

A: to find For which quartile, 25% observations are greater and 75% are smaller

Q: Randomly selected students were asked the number of movies they watched the previous month. The…

A: Given data: No. of movies Frequency 0 4 1 2 2 2 3 6 4 4 5 3

Q: The smallest numeric value in a data set subtracted from the largest is the: a. variance. O b.…

A: We have to find the term which is the difference between the largest value and the smallest value.

Q: The following table gives you the horsepower for each of the seven vacuum cleaners tested. Determine…

A: Given data is2.75,2.25,1.75,1.25,1.75sample size(n)=5

Q: The governor of a state wanted to assess the public education system of the state. She instructed a…

A: Solution: Given information: n= 225 Sample size μ= 74  Population mean σ= 20  Population standard…

Q: Which data set would give the smallest standard deviation? Select one: O a. 100, 150, 200, 250, 300}…

A: Without using any formula for the standard deviation, we can determine which of them has a smallest…

Q: Use the properties of the mean and median to determine which are the correct mean and median for the…

A: Here we see that from above graph that, distribution is positively skewed.  Here mean is lies in…

Q: The length of ten screw are: 17.2,17.9,17.9,18.0,18.0,18.0,18.1,18.1,18.2,18.6 The mean is 18. Find…

A:

Q: An insurance company crashed four cars in succession at 5 miles per hour. The cost of repair for…

A: From the given information, the known values are $418, $455, $400, $217. Range:…

Q: is the range of tree height within one standard deviation of the mean? Wilat O 35 to 75 O 5 to 105 O…

A: We have given that, The hights of the tree are, 31, 41, 64, 107, 43, 32, 39, 41, 55, 39, 104, 53, 65…