The height of 100 students in a school was recorded and the following frequency distribution was obtained: Height (in cm) Frequency 140-149 12 150-159 20 160-169 30 170-179 25 180-189 13 What is the mean height of these 100 students?

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

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Q: The IQ scores of Serakan student are shown below: 118, 123, 124, 125, 127, 128, 129, 130, 130, 133,…

A: Here, Total number of observations=N=17 For ungrouped data the kth Quartile is given by  Qk=k…

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A: The ages of a group of 10 people are as follows: 25, 30, 35, 40, 45, 50, 55, 60, 65, and 70.

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A:

Q: The researcher wanted to know the best television program will be played when 4 members of the…

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A: The mean of the data set is:

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A: Country beer_servings Spirit_servings Wine_servings Total_litres_of_pure_alhocol Afganisthan 0 0 0…

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A: Given histogram is,We have to find the lower class limit for the seventh class.We know thatIn a…

Q: 5. For the following scores, the smallest value is X = 17 and the largest value is X = 53. Place the…

A: Given data: Smallest value  = 17 Largest value = 53 To place the scores in a grouped frequency…

Q: Scenario: A school conducted a blood donation camp. The blood groups of 30 students were recorded as…

A: We have to complete frequency distribution table..

Q: Class 366-386 387 - 407 408 - 428 429 - 449 450 - 470 471 - 491 492 512 513 - 533 Frequency 5 2…

A: Solution-: We have following frequency distribution table: Class  Freq (fi) 366-386 5 387-407…

Q: erage, taller today than they were 200 years ago. Today, the mean height of

A: The given data: Height (in inches) Percent of boys Under 50 0.2 50-54 7.0 55-59 46.0…

Q: estimate the mean for the following frequency table

A: The mean of the class-interval frequency table is

Q: The June precipitation amount (in inches) for 40 cities are give. Construct a frequency distribution…

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Q: 手品的万好 价的2

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Q: Age (yr) of Best Ac- tress When Oscar Was Won 20-29 30-39 40-49 50-59 60-69 70-79 80-89 Frequency 31…

A: Given that, The data for the actors is as follows, Age(yr) of Best Actor When Oscar Was Won…

Q: The IQ scores of Rasa Sayang student are shown below: 118, 123, 124, 125, 127, 128, 129, 130, 130,…

A: Given: N = 17 Formula Used: Sturge formula:  Number of class intervals n = 1+3.3logN Class width =…

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Q: Compute the Median and seventh Decile of the following distribution of height: Heights (inches) 57.5…

A: Given, Height Number 57.5-60 6 60.0-62.5 26 62.5-65 190 65.0-67.5 281 67.5-70 412…

Q: able 1 is showing the frequency distributions of heights for 100 students in a school. alculate: O…

A:

Q: Data was collected for 225 fish from the North Atlantic. The length of the fish (in cm) is…

A: The histogram of length of 225 fishes are given.

Q: 832, 4099, 3620, 2685, 3475, 1568, 3491, 3697, 4268, 3922, 2719, 4209, 3616, 4517, 4635, 3068,…

A: first enter the data into R  to construct histogram use hist() function

Q: The IQ scores of London student are shown below: 118, 123, 124, 125, 127, 128, 129, 130, 130, 133,…

A:

Q: Frequency Distribution Table Example: Mr. Marcelo was asked to present the performance of his…

A: Solution-: We make a frequency distribution table of given test score  (data) of Mr. Marcelo…