The histogram below shows the age distribution of students responding to the survey. Use this histogram to answer the following. Note: n=514. What is the frequency of the 26-35 age group? How many students were under the age of 46? What is the shape of the distribution of the Age data? Skewed left Bell-shaped Uniform Skewed right

Q: The following histogram presents the distribution of the exam scores for a group of engineering…

A: a) The probability below 130 is: 0.02+0.02+0.08+0.1+0.13+0.17+0.14+0.11=0.77=77% approximately.  So…

Q: What percent of the observations in a distribution are greater than the first quartile? O 33% 50%…

A: In statistics, a Quartile  is a type of quantile which divides the number of data points into four…

Q: 3. For the distribution in the following table, what is the 50" percentile? X 9. c% 100% 80% 50% 25%…

A: 3.

Q: E. What is the interquartile range for employee scores?

A: The interquartile range is from first quartile to third quartile.

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a. Computation of mean:The value of mean is obtained as 3, from the calculations given below:

Q: Density A B Score с

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A: We have given  X : 1, 3, 5, 6, 7, 8, 9, 10 n is the number of observation  Here n = 8 First step for…

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A: Given data  1450,1950,1500,1950,1600,1400,1950,1850,1400,1650,1950,1200 To find  Mean  Median  Mode.…

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A: Here is the solution

Q: The 50th percentile for the following data is 65, 70, 67, 75, 89, 80 O A. 67 O B. 75 OC. 72.5 O D.…

A: The given data set is, 65, 70, 67, 75, 89, 80 First, sort the values of data set. The sorted values…

Q: Draw a polygram for the distribution of scores shown below x     f 6     2 5     5 4     3  3…

A:

Q: The 50th percentile for the following data is 65, 70, 67,75, 89, 80 O a. 72.5 O b. 67 О с. 75 O d.…

A: 50th percentile is given by, P50= {(n/2th term + (n/2 +1)th term}/2 For even sample size.  Here n= 6…

Q: O Positively skewed, and the mean is to the left of the median. dinn

A: Given: Histogram we want to find skewness and where the mean located in relation to the median

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Q: Based on the frequency distribution above, find the relative frequency for the class 15-18. Relative…

A: Given: Ages Number of student 15-18 10 19-22 10 23-26 10 17-30 6 31-34 5 35-38 7

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A: Here we have to find median from the given box plot

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: From the given information,The sample space = {1, 9, 8, 4, 3}

Q: Find the​ (a) mean,​ (b) median,​ (c) mode, and​ (d) midrange for the data and then​ (e) answer the…

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

Q: Find the three measures of central tendency (the mean, median, and mode). (If an answer does not…

A:

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a. Mean can be calculated as sum of all observations divided by the number of observations. It is…

Q: Blood alcohol concentrations of drivers involved in fatal crashes and then given jail sentences are…

A:

Q: What is the mean for the population of scores shown in the frequency distribution table?​X f5…

A: Mean refers to sum of data given in population divided by the size of population. It is also known…

Q: What is the value of the Pearson coefficient of skewness for a distribution with a mean of 27,…

A:

Q: c) What was the sample mean of the number of hours spent relaxing or pursuing enjoyable activities…

A: The 95% confidence interval is (3.53, 3.83).

Q: Using the descriptive statistics above, find the sample variance.

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

Q: What is the mode for the following distribution of scores: Eye colour        Frequency b) Blue…

A: The category having highest frequency is defined as mode. from the four distribution Brown Eye color…

Q: 10 10 20 Percent

A:

Q: 3. Find each value requested for the distribution of scores in the following table. 4 3 3 4 2 5 1 2…

A: a) The number of values are 5, so n=5 b) The value of  ∑ix=1+2+3+4+5=15

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a.Computation of mean:The value of mean is obtained as 5, from the calculations given below:

Q: -of the data in a distribution is within 3 standa the mean? 66% 0% 50% 89%

A: Solution : According to the Chebyshev's theorem, (1-1/k^2) of the observation fall within k standard…

Q: Which of the following explains the shape of the distribution best? Select one: A. box plot B.…

A: Option a) is correct.

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A:

Q: For the frequency distribution table below, find the median *

A: Median is the middle most value of arranged data. For frequency distribution the median is defined…

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A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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A:

Q: The following histogram represents the distribution of scores on a ten point quiz. Step 3 of 3: What…

A: Solution Given the histogram shows the distribution  of scores.

Q: Use the data in the table to the right to answer the following questions. Find the sample proportion…

A: From the provided information, Total candy (n) = 41 Total red candy (x) = 7 The required proportion…

Q: Q5: b) For a dataset that has a symmetrical distribution, compare the mean and the median.

A: We have to compare the mean and median for the dataset that has a symmetrical distribution.

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A: Given data…

Q: The following stem-and-leaf plot represents scores on a university psychology test. If one more…

A: Given : stem - leaf plot represent score of a university psychology test. To find : Expected score?

Q: Find the mean, median, and mode of the data, if possible. If any of these measures cannot be found…

A: Given data is,11.5 , 11.5, 9.7, 9.8, 11.5, 10.9 , 11.0Arrange the given data in ascending order9.7 ,…

Q: Find the mean, median, and mode of the data, if possible. If any of these measures cannot be found…

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Q: State whether the following distribution would be normal, J-shaped, bimodal, rectangular, skewed…

A: wearout mileage of automobile tires would follow normal distribution.

Q: P(x) 0.03 1 0.07 2 0.33 3 0.36 0.08 0.13 5.

A: Mean(x)=∑x·P(x) Calculating x*P(x)  x P(x) x*P(x) 0 0.03 0 1 0.07 0.07 2 0.33 0.66 3 0.36…

Q: Given the data set below. Find the mean, median, mode, range, sample ariance, and sample standard…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: a) Explain why this histogram follows a normal distribution? b) Based on the histogram, how many…

A: a) According to the law of central limit theorem as the number of n increases the data transforms…

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Q: The following data are given to you to find out whether the distribution is platykurtic N= 100, Efd,…

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