C.I F 20-24 10 25-29 12 30-34 8 35-39 20 40-44 11 45-49 4 50-54 5 N= 70 X 22 27 32 37 42 47 52 fx 220 324 256 740 462 188 260 Σfx=2450 CB < of 19.5-24.5 10 24.5-29.5 22 29.5-34.5 30 34.5-39.5 50 39.5-44.5 61 44.5-49.5 49.5-54.5 65 70 >cf 70 60 48 40 20 9 5

Q: compute : mean , median , mode , mean, deviation , sample variance, and standard deviation

A: To compute mean for the given data: Mean can be calculated using the formula: Mean…

Q: Define range, interquartile range, variance and standard deviation.

A: Range: The range is the difference between the maximum value and the minimum value. Range = maximum…

Q: What is an everyday example of variance within samples?

A: If we need to know the variance within samples, we need to use ANOVA Test.

Q: A mother is creating the family budget for next year and wants to come up with a single value to…

A: Mean is the correct option. She should use Mean as the descriptive statistic to calculate the cost…

Q: ate the median, mean and standard deviation of the data set 33,27,27

A: The table that shows the necessary calculations is shown below: x x−¯x (x−¯x)2 33 5 25…

Q: Task-3. How variance and standard deviation is calculated in the grouped data. Write formulas and…

A: Data that is presented in the form of class intervals, such as 50-60, 60-70, and so on, is referred…

Q: how to find the mean, median and mode -20, 15, 21, -20, 19

A: Mean:The sum of all data in the data set divided by the number of observations gives the value of…

Q: In a distribution of scores, the mean is 12, the median is 8 and the mode is 4. Describe the shape…

A: A distribution is said to be positively skewed / right skewed if Mode &gt; Median &gt; Mean  and…

Q: Based on the boxplots and the mean/median relationship what is the shape of each data set? Explain…

A: Given:

Q: Find the median of the following data 8,11,7,9,14,16,3,13,17,21,15

A: Answer: Given data is, 8,11,7,9,14,16,3,13,17,21,15 Sample size (n) = 11 Data in ascending order is…

Q: Calculate Median, Q1, Q3 and IQR, sample mean, sample variance, and sample standard deviation for…

A: Given: data 48, 92, 47, 44, 94, 18, 95, 67, 74, 64

Q: D. Determine a data set with 7 values that has a mean of 10 and a median of 15 and a mode of 22.…

A:

Q: Find the range, the standard deviation, and the variance for the given samples. Round nointeger…

A: Given data n=11 69,88,94,99,84,67,98,77,71,62,93

Q: nd the  median and mode of the following data:

A: Given data, 5,10,5,15,5,20 Sort the data in ascending order 5,5,5,10,15,20

Q: Describe about Variability within Groups.

A: There are two types of variability in ANOVA. They are, Between groups variability. Within group…

Q: What is the mean of the data: 4,11,9,10,4

A: We have to find out given mean..

Q: Pick any 10 two-digit number of your choice and calculate the mean, variance, IQR, and range of any…

A: Let the sample be  28, 21, 22, 28, 34, 26, 57, 48, 35, 31 Sample arranged in ascending order: 21,…

Q: he same as the mean?

A: Length in Meters House Wives  1.0   50  1.5    48   2.0  42.00  2.5  40.00  3.0  10.00…

Q: Q5. Explain the importance of statistics in the field of drug development and the pharmaceutical…

A: Statistics is a significant apparatus in pharmacological examination that is utilized to sum up…

Q: hat is the median

A: we can create a frequency distribution from the given data x f cf 5 1 1 30 5 1+5 = 6 60 1…

Q: If the mean is lower than the median. Describe the distribution.

A: Mean is the average of the set of observations and median is middle most value of the observations.

Q: A researcher used the sample median as a measure of center instead of the sample mean. What do you…

A: Three central tendencies are given as: Mean Median Mode We use these measures of central…

Q: Describe when you would use an analysis of variance versus an independent samples t-test.

A: Analysis of variance (ANOVA) is used when we have more than two independent samples whereas…

Q: How to calculate the median of a data

A: The median can be defined as the middle value of the data set or distribution. The median for the…

Q: Find the mean and standard deviation of the filling numbers:  30,25,10,30,45,60,30,25,20

A: Mean of the filling numbers is Mean=sum of the all numbers /no  of  given observation Mean…

Q: 9. Determine median from the following data: 25, 20, 15, 45, 18, 7, 10, 38, 12

A: We have to determine the median from the following data set: 25, 20, 15, 45, 18, 7, 10, 38, 12

Q: 156 mean, median, mode , standard

A: As per company guidelines I solved exactly 3 parts of this question.thank you

Q: What is the largest value in the data set

A: Stem &amp; leaf is is alternative representation of histogram.  Calculation for stem &amp; leaf also…

Q: Determine the median and mode from the histogram.

A: X Frequency 123 26 128 13 133 11 138 9 143 2 Solution: x(1) Frequency (f)(2) d=…

Q: The high temperatures for few cities are shown: 32,19,57,48,44,50,42,49,55,44. Calculate the…

A:

Q: In data analysis, which of the two will you consider the most: Mean or variance? Discuss.

A: Mean is a central tendency,  sum of a collection of numerical data divided by the count of data in…

Q: Find the median?

A: We have to slove above question

Q: What is the median of the following data set:  34, 12, 18, 49, 26, 12

A: Given data is 34, 12, 18, 49, 26, 12. We have to fins the median of the given data. First of all we…

Q: The following data are the numbers (in millions) of downloads of the top five most downloaded songs…

A: Calculate Mean, Median from the following data8.9,4.6,4.8,8.1,7.6

Q: Choose the correct list of measures of center?       standard deviation, median, mode, midrange…

A: We know that- Mean- It is the arithmetic mean of all the data. Median- It is the middle number when…

Q: Give an example of a set of data that might be better represented by the median than the mean.…

A: Assume there is a set of data  x=(30, 25, 40, 41, 30, 41, 50, 33, 40, 1000) The mean of the data is…