Based on the histogram, draw the ogive (the cumulative frequency polygon) for the data from the study.

Q: What is the median number of fossils found by students?

A: Median is defined as the middlemost observation present in a dataset, when the data set is arranges…

Q: For a qualitative data set, what is a a. frequency distribution?b. relative-frequency distribution?

A:

Q: Find the 75th percentile of the heights, in inches.

A: Let X denote the heights in a population of adult women. Given that X follows N(mean = 62.5, SD =…

Q: The indicated IQ score, x, is

A: Let X represents the distribution of IQ scores. Given that X~N(mean= 100, SD= 15), then Z = (X -…

Q: If you are told only that you scored in the 80th percentile, do you know from that description…

A: p-th percentile means that there are p% of the values are less than that value. Here, you scored in…

Q: A list of human pulse rate was recorded as follows: 64, 70, 80, 74, 92. What is the median value?…

A:

Q: Define the term Mean & median? Illustrate their symbols?

A: Mean Mean is the most widely used measure of Central Tendency that is used in Statistical analyses.…

Q: Construct a frequency distribution and a relative frequency histogram for the data set using five…

A: Obtain the frequency distribution table. The width of the class is determined below: From the…

Q: What is the significance of the upper and lower line in the nomogram

A: The nomogram is also known as Rumack-Matthew nomogram.

Q: Based on this histogram, draw the ogive (the cumulative frequency polygon) for the Accu-Rating data.

A:

Q: Based on this histogram, draw the ogive (the cumulative relative frequency polygon) for the data.

A: By using the given histogram, the cumulative relative frequency is, Selling time Relative…

Q: Akiko surveyed several friends, asking them how many siblings they had. Use this data to find the…

A:

Q: What was the mean commissioned earned?

A: here denote x   =  sales representative Earning

Q: Given the data set, show how the variance and z-score of each grade is found.

A: Variance is the measure of dispersion. It provide the deviation of data set from the mean. It is…

Q: Construct a frequency distribution table.

A: here AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION PLZ REPOST FRP REMAINING HERE frequency is…

Q: How would you plot the points for cumulative frequency on a ogive?

A:

Q: Is the sample mean always equal to one of the values in the sample? If so, explain why. If not, give…

A: FALSE Lets take sample set S={10,15,20,25,30,35} The mean of above sample S is =…

Q: The sample mean is the point estimator of 18

A:

Q: What is the bin in this dataset to calculate the frequency?

A: Country beer_servings Spirit_servings Wine_servings Total_litres_of_pure_alhocol Afganisthan 0 0 0…

Q: What is your conclusion (interpretation) from frequency distribution tables and graphs for the…

A: Answer: Given frequency distribution table This tables given that the range of students height's…

Q: The ages of the men who signed the United States Declaration of Independence ranged from 26 to 70. A…

A: Given information: Given that represents the histogram for the ages of the men who signed the United…

Q: Construct a Frequency Distribution Table

A: We want to construct Frequency distribution table

Q: The 12th percentile is (Round to two decimal plac

A: X~ N(μ=46 , σ= 7) then Z=X-μσ=X-467 ~N(0,1) Let P12 be the 12th percentile and is defined as P(X ≤…

Q: Use your cumulative frequency diagram to estimate (i) the median value

A: The provided frequency distribution is Class Frequency (f) cf  16-25 8 8 26-35 32 40 36-45…

Q: The weights that are used in calculating a weighted mean will vary depending on the situation.

A:

Q: Find the mean of the 12 sampled ratios. =

A: Mean is defined as the sum of observations divided by number of observations. Number of observations…

Q: Draw a frequency histogram and provide a brief description of the distribution's shape

A: Introduction :-  For given data we have to draw histogram and to give information about shape of the…

Q: Based on the histogram above, what is the frequency of the class containing the value 14

A:

Q: The population mean, u, is a measure of

A: According to the given information, we havePopulation mean, μ is given.

Q: Draw a cumulative frequency histogram and a cumulative frequency polygon. 30 27 [1mk]

A: Statisticians use histogram and cumulative frequency polygon to have a visual representation of the…

Q: For a study, a researcher collected 200 leaves from oak trees. After measuring the lengths of the…

A: Given problem is :

Q: Find the range, variance, standard deviation, and coefficient of determination.

A: Concentration of all the values around the central value of the given data is known as measures of…

Q: the average score for an entire population is an example of

A: Solution: Parameter: Parameters is fixed value  obtained from a all population or  whole population.…

Q: Obtain the five number summary for the given data.

A: given data is already arranged in ascending order.sample size(n)=30

Q: Given the data set {50, 5, 12, 13, 15,18, 22, 6} Determine the 75th percentile.

A: Ans#- Given data set            { 50, 5, 12, 13, 15, 18, 22, 6}           Determine the 75th…

Q: Based on this histogram, draw the ogive (the cumulative relative frequency polygon) for the data in…

A: From provided histogram, the table of frequency distribution can be written as: Classes…

Q: The ages for a sample of fans at a concert are listed. Whats the mean, median, mode, range,…

A: The mean of a data set is commonly known as the average. You find the mean by taking the sum of all…

Q: State the generic error for an interpolating formula?

A:

Q: Judging by the shape of the histogram, would it be appropriate to use the mean as the measure of the…

A: Mean and median gives the measure of central tendency of the data.Histogram shows the frequency of…

Q: The mean # of hours worked

A: To find the mean number of hours worked by college students outside the home: Mean is a measure of…

Q: Draw a histogram to illustrate the data.

A: It is been asked to construct a histogram using given frequency table.

Q: A sample of students involved in laboratory accidents was categorized by age. The results appear as:…

A:

Q: Complete the frequency distribution table.

A: Given, Σf = 48 => n = 48

Q: Explain why the frequency bar graph and the relative frequency bar graph for a data set have a…

A: Solution Given That Explain why the frequency bar graph and the relative frequency bar graph for a…

Q: Find the first and second quartile, median, and the interquartile range.

A: To find the first and second quartile, median, and the interquartile range of the given data.

Q: Find the 36th percentile for this data.

A: Given  Data values :38,24,32,18,25  Then to find 36th percentile?

Q: Find the percentage of scores of the following

A: Given,μ=0s=1

Q: Find the interquartile range, 90th percentile and 5th decile of the data given below:

A: