Santos takes the train into the city five days a week for work. For one work week, he kept track of how many minutes long each train ride was: 48 51 48 48 50 Calculate the mean, median, range, and midrange of the train ride times for the week. O Mean, 49; Median, 48; Range, 3; Midrange, 49.5 O Mean, 49.5; Median, 49; Range, 48; Midrange, 3 O Mean, 3; Median, 49.5; Range, 49; Midrange, 48 O Mean, 48; Median, 3; Range, 49.5; Midrange, 49

Q: Amy is a pharmacology researcher studying the efficacy of a drug on groups of people based on their…

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Q: What is the difference between finding the Mean and Range?

A: Introduction:The mean is a measure of central tendency, whereas the range is a measure of…

Q: The top schools HCC students transfer to are below from highest to lowest.  This type of data is…

A: We have given the following statement

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Q: find 30th percentile for data 10,15,16,18,19,21,23,25,26,28,32,35,36,39,42,45,46,50

A: Given 10,15,16,18,19,21,23,25,26,28,32,35,36,39,42,45,46,50

Q: A set of 100 values has a median value of 40. What is the value of the 75th percentile in this set…

A: Introduction: Percentiles are used in statistics to divide a set of numerical values into 100 equal…

Q: the mean = 146, and s =  35 Question #3 A percentage of female students with scores between 41 and…

A: From the provided information, Mean (x̅) = 146 Standard deviation (s) = 35

Q: Find p-hat and q- hat for the given data, X=280 and n = 580 Round to three decimals

A: Answer: From the given data, X = 280 n = 580

Q: 14. A researcher collected data from a sample that she chose and she wishes to understand the…

A: The following information has been given: Observed Frequencies:   Performance Productivity Total…

Q: Find the mean for the given data set, 34,56,79,25,68

A: Answer: From the given data, 34,56,79,25,68 Sample size(n) = 5

Q: 8. Given the following set of data: 15, 13,9,9,7, 1, 11, 10, 13, 1, 13 8a. Find the Mean Your answer

A: The mean of set of data  is also called arithmetic mean .The arithmetic mean of a set of data is the…

Q: The average (mean) score on an exam was 76.375 in a class consisting of 21 Administration students…

A: From the provided information, The average score on an exam was 76.375 consisting 21 Administration…

Q: Find the range of the following data 16,3,5,9,21,11,13,17

A: Answer: Given data is, 16,3,5,9,21,11,13,17 Given data in ascending order is 3,5,9,11,13,16,17,21

Q: Find the range from the given data set, 45,37,33,78,94,12,48,56,69,40

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Q: mean and standard deviation change?

A: Mean is the average value of the given dataset. It is based on all observation. Standard Deviation…

Q: On five exams, Rachel has a mean score of 80 points. Her lowest score was 50.  If this score is…

A:

Q: The final exam scores for Mr. Allen’s class are shown below. 56, 59, 60, 65, 71, 72, 74, 80, 80, 83,…

A: Given observation and calculation is shown below Score 2*score 56 112 59 118…

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Q: How do you find the mean and median from a frequency chart ?

A: Frequency chart is the representation of frequency of various outcomes in a sample. **  Frequency…

Q: The number of hours per week that the television is turned on is determined for each family in a…

A: Given that mean = 32 hours Median = 28.2 hours 7th percentile = 17 hours

Q: After six biology tests, Ruben has a mean score of 76. What score does Ruben need on the next test…

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Q: A group of students start a walking club. Each student recorded their walking time in April 2022 as…

A: We know that,  Mean = ΣXi/n where ΣXi is the sum of all the terms and n is the sample size.  Here…

Q: Find the mean for the given data set, 33,46,79,26,85

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Q: Which one measure of variation would you report for the variable SEX (1=male, 2=female )

A: Variance is a single statistic that measures the spread or variation of a data set.

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A: Step-by-step procedure to obtain descriptive statistics using Excel is given below: In Excel sheet,…

Q: 1. The following data are the scores of the 15 Grade 8 students in their Mathematics exam. 30 14 18…

A: To find: Mean Median Mode Formulas: Meanx=∑xn , n=Total number Median = Middle Value of the Ordered…

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: How is the goal of descriptive statistics served by putting scores in a frequency distribution?

A: It is an important part of statistics . It is widely used .

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…

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Q: A professor grades students on three tests, four quizzes, and a final examination. Each test counts…

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Q: Willie has an average (mean) of 83.2 on the first five exams. What is the least he can score in…

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