The approximate mean age is years. (Round to one decimal place as needed.) Approximate the mean of the frequency distribution for the ages of the residents of a town. Age Frequency 0-9 37 10-19 22 20-29 10 30-39 30 40-49 17 50-59 54 60-69 43 70-79 16 80-89 9

Q: Approximate the mean of the frequency distribution for the ages of the residents of a town. The…

A: The table helps to find the value of mean. Midpoint, m frequency, f fm 4.5 31 139.5 14.5 36…

Q: (0,-E) E Li 110 115 1 0.077 115 120 4 4.336 120 125 49 6.673 125 130 35 0.784 130 135 15 0.722 135…

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Q: alculate the mean deviation from the following data: 0-10 18 10-20 16 20-30 15 30-40 12 40-50 , 10…

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Q: Fifty-one (51) statistics students were asked how much sleep they get per school night (rounded to…

A: The following frequency distribution table is given: Values (x) Frequency (f) Cumulative…

Q: Male and female populations of humpback whales under 80 years old are represented by age in the…

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Q: Approximate the mean of the frequency distribution for the ages of the residents of a town. The…

A: The given frequency distribution is : Age Frequency 0 - 9 21 10 - 19 32 20 - 29 22 30 -…

Q: The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the…

A: The complete table is, Frequency(f) Midpoint(x) xf 2 70.5 141 13 92.5 1,202.5 24 114.5…

Q: The temperature of summer weather last year is normally distributed with mean 38 degrees and…

A: To find: Smallest temperature for the hottest 20% of the temperature .

Q: The frequency distribution in the table represents the square footage of a random sample of 496…

A: Obtain the value of the sample mean footage   The mean is obtained below:   From the information,…

Q: The following data represent the​ high-temperature distribution for a summer month in a city for…

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Q: From the data given below find the missing frequency. If the arithmetic mean is 28, find the median…

A: INTRODUCTION

Q: Construct the relative frequency distribution. What is the most serious threat aviation safety, and…

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Q: A summary of daily precipitation (in inches) is given in the form of the following frequency table.…

A: Precipitation frequency  0.00-0.49 34 0.50-0.99 86 1.00-1.49 94 1.50-1.99 91 2.00-2.49 46…

Q: Male and female populations of elephants under 80 years old are represented by age in the table…

A: Given data: To find: (a) Approximate the population mean and standard deviation of age for males.

Q: Approximate the mean of the frequency distribution for the ages of the residents of a town. The…

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Q: Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores…

A: It is given that the IQ Scores of adults are normally distributed with a mean of 100 and a standard…

Q: 3. Systolic blood pressure of 15 female patients of ages 20-22 156 158 154 133 141 130 144 137 151…

A:

Q: Approximate the mean of the frequency distribution for the ages of the residents of a town. The…

A: From the provided information, The table is as follow: Age Mid point (x) Frequency (f) fx…

Q: The time (in minutes per day) spent on social media of a random sample of adults are shown in the…

A: We have given that data  Time (minutes per day) Frequency 1 – 99 25 100 – 199 16…

Q: The accompanying frequency distribution represents the square footage of a random sample of 500…

A: Given the grouped frequency distribution table on square footage of 500 houses that are owner…

Q: The accompanying frequency distribution represents the square footage of a random sample of 500…

A: Solution: Square footage Frequency (f) Midpoint(x) fx x2 fx2 0 - 499 9 249.5 2245.5 62250.25…

Q: Yhe following data relate to the age of a group of Govt. employees Calculate the arithmetic mean and…

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Q: Approximate the mean of the frequency distribution for the ages of the residents of a town.   Age…

A: The measure of central tendency is used to measure the average of observation and this measure is…

Q: The frequency distribution in the table represents the square footage of a random sample of 496…

A: Mean and the standard deviation is a descriptive statistic. To find the average value we use mean…

Q: Find the mean of the data summarized in the given frequency distribution. The heights of a group of…

A: Given frequency distribution is, Height frequency 70-71 1 72-73 8 74-75 13 76-77 8…

Q: A laboratory technician records the life span (in months) of rats treated at birth with a fertility…

A: Calculate Mean from the following grouped data Class Frequency 0.5 - 2.5 15 2.5 - 5.5 19…

Q: The number of trout caught by Professor Sokol each year for the last 10 years is given. 48     61…

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Q: A laboratory technician records the life span (in months) of rats treated at birth with a fertility…

A: Solution

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of​ adults, and those scores…

A: Given : The graph to the right depicts IQ scores of​ adults, and those scores are normally…

Q: e following data represent the number of people aged 25 to 64 years covered by health insurance…

A: The formula to compute the sample mean is, The formula to compute population standard deviation is,…

Q: The gas mileages (in miles per gallon) for 31 cars are shown in the frequency distribution.…

A: The formula to calculate mean from frequency table is given by, Mean = (summation f.x)/(summation…

Q: Assuming that 1000 women working in a factory have a normal division of age 40 with an arithmetic…

A: Given: μ=40σ=10N=1000 women working in a factory

Q: Approximate the mean of the frequency distribution for the ages of the residents The approximate…

A: It is an important part of statistics . It is widely used in all forms of statistical applications .

Q: Find Age # Of Tickets Sold 18 35 20 10 22 35 25 145 30 100     Create a relative frequency…

A: From the given data we find the relative frequency table and probability.

Q: The approximate mean age is[ ] years. Age Frequency 0-9 26 10-19 27…

A: Ans#:Given table Class(1) Frequency (f)(2) Mid value (x)(3) f⋅x(4)=(2)×(3) 0-9 26 4.5 117…

Q: Find the mean of the data summarized in the given frequency distribution. Compare the computed mean…

A: We know that  Mean = sum of all observations/total number of observations .

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores…

A: From the given information, μ=100σ=15 From the given plot, PX>x=0.1026

Q: C. Directions: Given are the grades of 100 graduating students in their comprehensive examination.…

A: Given the grades of 100 graduating students in their comprehensive examination as 84 86 85 87 77…

Q: Find the mean of the data summarized in the given frequency distribution. Compare the computed mean…

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Q: The estimated distribution (in millions) of the population by age in a certain country for the year…

A: Given:

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of adults doors, and those…

A: Here we need to find the indicated iq score.

Q: The scores and their percent of the final grade for a statistics student are given. What is the…

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Q: The account's mean daily balance for April is approximately $___

A: Our aim is to find the account's mean daily balance for April.

Q: Approximate the mean of the frequency distribution for the ages of the residents of a town. Age…

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Q: Find the indicated IQ score.

A: Let X denote the IQ scores of adults. Given that X follows N(mean = 100, SD = 15)

Q: The distribution of the number of hours that a random sample of people spend doing chores per week…

A: We have given that,  The grouped data is,  Class interval:-    frequency 5-9…

Q: The accompanying frequency distribution represents the square footage of a random sample of 500…

A: Square Footage Frequency Midvalues (xi) fixi 0 - 499 5 249.5 1247.5 500 - 999 17 749.5 12741.5…

Q: The graph shows the distribution of times (in hours) that teenagers spend playing video games per…

A: Solution: Let X be the time that teenager spend playing video games per week. From the given…

Q: Calculate the sample mean and sample standard deviation of the test scores. Test Scores Frequency 40…

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Q: One aspect of the beauty of scenic landscape is its variability. The elevations (feet above sea…

A: We have given that data  I want to find mean and standard deviation  Mean = sum of all…