QUES Calculate the mean of the following a 10-14 16 15-19 20-24 12 25-29 4 TOTAL 40 O 1.95 O 18.5 O 19.5 O 185

Q: The ungrouped frequency table below shows the number of students absent in a statistics class in a…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any questions so i am solving…

Q: Calculate the harmonic mean of the following values: 15,250, 15.7, 157, 1.57, 105.7, 10.5, 1.06,…

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Q: If 99 people had a mean income of 13,500 how much is the mean income increased by the addition of a…

A: Given information- We have given the mean income of 99 people is 13,500. We have to find the…

Q: what is the mean of both 40,200 and 41,750

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Q: find out the arithmetic mean for given data  69,98,87,74,45,62,36,54,12,14

A: We have given that  The data are 69,98,87,74,45,62,36,54,12,14

Q: Find the mean from its definition. That is, find the sum of the six observations and divide by 6.The…

A: Note:Thank you for the question. We have considered the given values as the observations in the data…

Q: Phone calls: The lengths of calls (in minutes) made by a salesperson in one week. Find the mean of…

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Q: The marks and number of students are given in the table below. Calculate the Arithmetic mean. Marks…

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Q: You randomly asked 100 students about their mean exercise time per week. Using the data, you stated…

A: This is an example of inferential analysis .

Q: Based on this data, estimate the mean exam score for someone who spent 8 hours studying for their…

A: It is given that the two random variables X i.e, hour and Y i.e, Exam score.

Q: While doing an experiment, a physics student recorded the following sequence of elapsed times (in…

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Q: 1. 180 part-time students were asked how many courses they were taking this term. The (incomplete)…

A: Given , Total number of students 180.

Q: Mr. Zuro finds the mean height of all 16 students in his statistics class to be 69.0 inches. Just as…

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Q: The marks and number of students are given in the table below. Calculate the Arithmetic mean. Marks…

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Q: Compute the mean of the data set. Round to the nearest hundredth. 42 142 63 37 12 96

A: Given: The given data set is 42, 142, 63, 37, 12 and 96.   To find: We have to find the mean of the…

Q: Q#1 Find Sanple meam, median and Standard deviaction of the 7ll ing deta 15 90 78 69 22 98 18 135 83…

A: Use the given data to form excel table:   x x-μ x-μ2   22 -39.86222 1588.996583   18…

Q: a. Calculate μ, ², and o. b. Graph p(x). Locate , graph. -2, and μ + 2 on the c. What is the…

A: Farmula used  E(X)=∑xP(X=x)

Q: Name 1.6- Measures of Center and Variability Exit Ticket A researcher is Interested in how much…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: 1. Given: Find: mean, median, mode, Q3, D1, P40, S Scores 95-99 10 90-94 20 85-89 25 80-84 28 75-79…

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Q: Q1) b- for the following data, (19, 32, 26, 71, 88, 45, 59), the Harmonic Mean (H) is 37.4406 O…

A: Given dataset is 19,32,26,71,88,45,59

Q: Approximate the mean for following GFDT. Data Frequency 70 - 74 1 75 - 79 1 80 - 84 3 85-89 7 90 -…

A: datamidpoint(x)frequency(f)fx70-747217275-797717780-8482324685-8987760990-9492873695-9997111067100-1…

Q: Find mean if n is 7 and p is 0.2

A: According to the provided information, n = 7 p = 0.2

Q: Bird Chicken 1 Chicken 2 Chicken 3 Goose 1 Goose 2 Goose 3 Duck 1 Duck 2 Duck 3 Number of Eggs 4 6…

A: The mean is the sum of all observations divided by the total number of observations.

Q: W At a site, the depth of the sand layer was measured for 10 points, and the results were as below,…

A: 1) The mean is given as Mean=sum of the valuestotal number of…

Q: The harmonic mean of the earning of the company is-(in $) 56 67 43 21 76 47 1)44.45 2)48.56 3)43.44…

A: The data values are:56, 67, 43, 21, 76, 47The objective is to find the Harmonic mean of the earning…

Q: A student receives the following yudes, with an A worth 4 points, a B worth 3 points, a C worth 2…

A: Given A=4 B=3 C=2 D=1

Q: Age Group # of People Avg. # of Colds 250 2.2 945 1.5 1-10 11-17 785 1.1 17-64 3,456 0.4 64+ 195 3.1

A: Measures of Central Tendency: A measure of central tendency represents the central value or typical…

Q: The number of goals for each of a hockey player's seasons is given in the following figure. Find the…

A: Given : Goals : Mean = ∑0Xin Mean = 90020 Mean = 45 Median :  arrange the data in ascending order :…

Q: 53. Calculate Median and Mode of the data given below. Using them find arithmetic mean. 40 50 60

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Q: Class 20-39 40 - 59 60-79 80-99 100 - 119 Frequenc y 1 2 5 20 2

A: Class Frequency (f) Mid value (x) f⋅x 20-39 1 29.5 29.5 40-59 2 49.5 99 60-79 5 69.5 347.5…

Q: A running coach wants to know if participating in weekly running clubs significantly improves the…

A: the running coach can conclude is:

Q: The pass result of 50 students who took a class test is given below: Marks : 60 70 90 Number of…

A: Given information: The total number of students is 50. The passing result of the students are:…

Q: of

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Q: At their​ inauguration, the ages of the first six​ (out of a current number of​ 45) presidents of a…

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