Given the following data, what is the standard deviation?

Q: number 4

A: A frequency table is used to understand the number of times an observation occurs. The cumulative…

Q: deviations. Which data set is more consistent?   Data set 1: standard deviation = 6.1…

A: According to the given information in this question We need to identify that which data is…

Q: Which one of the following is a method in measures of central tendency? a. Mean b. Range c. Standard…

A: We want to tell Which one of the following is a method in measures of central tendency

Q: The spread or dispersion of a set of data about the mean will be large if the standard deviation is…

A: Solution

Q: Consider the following data and calculate the standard deviation. 6.24,  6.21,  6.24,  6.28

A: The mean is, μ=∑XN=6.24+6.21+6.24+6.284=24.974=6.2425 The mean is 6.2425.

Q: Based on the data below, answer the following question:  What is the sample standard deviations of…

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

Q: You are given the following information for a sample (mean = 40; standard deviation = 10). What is…

A: According to the provided information:

Q: Sample A: Sample B: Sample C: 5, 11, 17 76, 82, 88 1,075; 1,081; 1,087 (a) Find the mean and…

A: Given three sample data as follows: Sample A: 5, 11 and 17 Sample B: 76, 82 and 88 Sample C: 1075,…

Q: Consider the following means and their standard deviations. Which set of scores represents a more…

A: Mean =22 and s.d =3   Represent more homogeneous  data set i.e data scores are more similar to each…

Q: Find the following measures of dispersion using the following lists of average monthly temperatures…

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

Q: Use the data to answer the following questions: 10; 11; 15; 15; 17; 22 What number is two standard…

A:

Q: From the following data : 23,25,41,29,50,36,37,44,30,35. Find the: Median…

A: 1. The Median is the middle number in the data set. Median for odd = n+12thvalue Median for even =…

Q: Use the following data set (2,3,4,4,6,7,8,12) The variance=10.5 Find the standard deviation and…

A: We have given that,  The data set is,  2,  3,  4,   4,   6,   7,    8,   12 And variance = 10.5…

Q: Calculate the standard deviation of the following four observations: 12,13,15,20

A:

Q: Find the population standard deviation for the following Data 7, 12, 9, 6, 11.Round your answer to…

A: Population size = 5.

Q: 1b) Calculate the mean deviation from the mean for the following data: Size : 4 8. 10 12 14 16…

A: We have given that,  Date set in the form of size and frequency is,  Xi =   2    4    6    8    10…

Q: llowing three data sets has the largest standard deviation? A (9,10,11,7,13) B(10,10,10,10,10)…

A: The Standard Deviation is given by SD=∑x-x2N Where, x is the mean of data.N is the number of terms.

Q: 3. Number of laid eggs EGGS 462 480 498 98 75 55 No of days 57 516 42 534 30 552 21 570 588 25 11…

A: There are four activities given in this question along with the data generated from them. Heights…

Q: What is the standard deviation of the following two scores: 120 and 140     10     100     20…

A:

Q: What is the Standard Deviation for the following numbers: Variance = 251

A: It is given that  The variance is 251.

Q: Which of the following levels of variability (standard deviation or variance) would most likely…

A: The platykurtic curve has shorter peak and thinner tail compared to normal distribution. The excess…

Q: 1,3,5,7,9   Find:  a. range b. mean and MAD c. variance d. standard deviation

A: For a set of observations, range is the difference between maximum and minimum value. For a set of n…

Q: What is the variance and standard deviation of the following data: "20.3" "33.5" "21.8" "58.2"…

A: x x2 20.3 412.09 33.5 1122.25 21.8 475.24 58.2 3387.24 23.2, 538.24 110.4 12188.16…

Q: e) Compare part a to part b: i. What happens to the mean when the dataset is shifted by 3? ii. What…

A: Normal data :  1,2,3,5,5   When data shifted by 3 :  Data will be :  4,5,6,8,8   When data…

Q: What are the means and standard deviation of the list below.

A:

Q: The three data sets listed below have the same mean and range. Compute the standard deviation for…

A: The given data sets are: Data set 1 Data set 2 Data set 3 5 5 5 7 6 5 9…

Q: A Calculate the mean deviation and its coefficient from the following data: Class AnFrequency…

A: Here,  N= 92  ,   let    A = 45  ,   class size (h) = 10 Mid value (x) = (lower class - upper class)…

Q: Which of the following measure the average deviation of a data set? 1.  sample range   2.  sample…

A: Variance: The average of the square of the deviations taken from the mean is called variance. Sample…

Q: A student studying statistics wants to look at data for his favorite sport, American football. He…

A: It is given that that a student collect data on the lengths of 100 field goals from various games…

Q: calculate the standard deviation of the following four observations: 13,14,16,18

A:

Q: Consider the following data and answer the following questions. Monthly Sales (OMR): 25,000 30,000…

A: Given: Data on Monthly sales. The quartile is obtained from Excel using "=QUART(array, quart)".…

Q: Calculate the SEM (standard error of the mean) for the following data: a. Population standard…

A: We have  given that, Population standard deviation (σ) = 15 and sample size (n) = 25 Then,  We will…

Q: Which statement below is correct? a. Standard deviation should be used when calculating z for a…

A: