Determine the following: ● Mean ● Median Mode • Standard deviation Variance ● Class interval 30-34 35-39 40-44 45-49 50-54 55-59 60-64 65-69 70-74 N f 3 6 7 12 10 5 4 2 1

Q: Find the measures of center for following. Data Frequency 30 - 34 1 35 - 39 0 40 - 44 4…

A: Consider the preliminary calculations given below:

Q: Find the measures of center for following. Data Frequency 30 - 34 12 35 - 39 16 40 - 44 10 45 - 49…

A: To find mean: Interpretation: Here, the mean value, 43.6667 describes the center of the data.

Q: standard deviation

A: We have not given the distribution consider the given distribution is Normal . We know the property…

Q: Approximate the median for following GFDT. (Report answer as the midpoint of the class containing…

A: Numbers of  class is 9

Q: X           Y                    14         25                    26        28…

A:

Q: 19. Yellowstone Park Medical Services provides emergency health care for park visitors. An average…

A: Given: μ = 21.7 σ = 4.2 Formula Used: Control limits = μ ± 3σ Upper control limit = μ + 3σ Lower…

Q: a) Which measures of central tendency do not exist for this data set? Choose all that apply.   Mean…

A: Given data : 33,41,45,47,52,56,67,58,61,61,61,62,63,67,67,68,71,75,75,77

Q: The accompanying relative frequency ogive represents the composite score on a standardized test for…

A: From the given relative frequency ogive have to find find the required parts.

Q: Age (yr) of BestActor When Oscar was won 38. Age (yr) of UCL Frequency Best Actor When 20 29 1 Oscar…

A:

Q: you chose to compute a mode for a variable , which measure of variability would you most likely want…

A: variability : it describes mainly how far the data is from each other. Measure of variability :…

Q: Here is a frequency distribution table (FDT) for the last week's deliveries to Oxnard College:…

A:

Q: Find the measures of center for following. Data Frequency 40 - 44 2 45 - 49 2 50 - 54 4 55 - 59…

A: The given class intervals are in inclusive series is converted into exclusive series in the…

Q: which of the following statistics are preserved when a data set is shifted by a constant value?…

A: From the above given data the following solution is provided below:

Q: Which if the following statistics is an unbiased estimator of its population parameter?  Variance…

A: We know that ,the unbiased estimator is those value ,which are sample statistics of the population…

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: Question 2 Under which two conditions might the standard deviation be a misleading measure of…

A: Standard deviation is the square root of variance. Variance is used to measure the spread of a…

Q: Match each data set to its likely standard deviation. {20, 36, 45, 49, 60, 67, 69, 72, 78, 80, 83,…

A: Given data is :

Q: Calculate the Range, population variance and Standard deviation for the following data if necessary,…

A: From the provided information, The data values are as follow: 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 Number of…

Q: Find the measures of center for following. Data Frequency 50 - 54 2 55 - 59 4 60 - 64 8 65 - 69 12…

A:

Q: Miles per Gallon Mileage by No. Cylinders and No. Gears 30 25 20 15 10 5 0 T 3 O8 Cylinders and 3…

A: Given the Mileage by the number of cylinders and the number of Gears bar chart as

Q: 1) Find the mean Median and mode.    Descriptive Statistics                 Data Mean…

A: Note: It is given that there are 26 electric outages. but there are 27 observations. Here, we are…

Q: Variance is a measure of     relative position     central tendency     skew…

A: Variance:It is the average squared difference from the mean. It measures the spread between the…

Q: In a study of speed dating, female subjects were asked to rate the attractiveness of their male…

A: The objective is to find range, variance and standard deviation for the given sample data.

Q: how do you find standard deviation, variance, and confidence level 95.0% for december 2021 and 2022?

A: Given information: The data is given. Conf. level=0.95Level of significance (α)=0.05Sample size…

Q: Describe the variability of this distribution (please be sure to include the appropriate statistics…

A: Introduction: We have used the sample standard deviation as the appropriate measure of variability…

Q: Data on GNP per capita and Birth Rate (births per thousand inhabitants) for a sample of 14 countries…

A: from the above table correlation coefficient ( r ) = -0. 7306 ..... ( up to 4 decimal places ) R -…

Q: 1In a sample of 105 people 54 were in favor of a zoning change. What are the mean and standard…

A: Answer - In a sample  n = 105, people (x) = 54 were in favor of a zoning change.      What are the…

Q: Here is a frequency distribution table (FDT) for a small data set: data value frequency 13 25 14 10…

A: From the given information, the frequency distribution is,   Data value Frequency 13 25…

Q: Consumer Reports uses a 100-point customer satisfaction score to rate the nation's major chain…

A: Introduction -  mean =sum of observations total number of observations Variance S2=∑xi-x2n-1where ,…

Q: Age of residents in a neighbourhood 26 45 27 50 40 52 12 28 48 52 14 20 32 9 36 10…

A: The following data is given2645275040521228485214203293610365142130214037133557474253