Using the frequency distribution below, find the (a) class width (b) boundary of first class. Class Frequency 50-52 53-55 8. 56-58 12 59-61 13 62-64 11 O a. 2, 49.5-52.5 O b. 2, 50-52

Q: The data show the scores of the winning teams in the Rose Bowl. Construct a frequency distribution…

A: 1] class width is 8 2] the first lower class limit is 16

Q: The average fruit fly will lay 400 eggs into rotting fruit. A biologist wants to see if the average…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: The average fruit fly will lay 400 eggs into rotting fruit. A biologist wants to see if the average…

A: From the provided information, Sample size (n) = 12 Level of significance (α) = 0.05

Q: Ages of Dogs The ages of 20 dogs in a pet shelter are shown. Construct a frequency distribution…

A: Solution : Ages of Dogs The ages of 20 dogs in a pet shelter are shown. 3, 3, 3, 3, 4, 4, 4, 4, 5,…

Q: Using the 2* rule, determine the number of class intervals(k) for the frequency distribution…

A:

Q: Data from the U.S. Census Bureau provides the population by state in millions of people(The World…

A: a. The frequency distribution for the population (in millions) can be produced in the form of…

Q: The acccompanying data set lists the retirement ages for 24 doctors. Use the data to construct a…

A: The cumulative frequency can be calculated as Class Frequency Cumulative frequency 50-55 3 3…

Q: 50 psychology students took a standardized test. The scores are summarized in the GFDT below. Scores…

A: Formula to find relative frequency is ,  Relative frequency = Class frequency Sum of all frequencies

Q: The average fruit fly will lay 395 eggs into rotting fruit. A biologist wants to see if the average…

A: a) Here, the population standard deviation is unknown but the parent population from which the…

Q: 50 psychology students took a standardized test. The scores are summarized in the GFDT below.…

A: The formula for the relative frequency is given below:

Q: Study Hours Frequency 10 5 9 30 8 20 7 20 6 15 5 10 Above is a frequency distribution of the number…

A: From the provided information, Study Hours Frequency 10 5 9 30 8 20 7…

Q: Find the mean, mode and median 20. Commissions Earned This frequency distribution represents the…

A: Mean is the average value of a dataset. The mean of a grouped data is computed by μ=∑f·m∑f, where f…

Q: What is the class width of the frequency distribution?

A: For 1st class of frequency distribution, class width is (47999 - 35000)= 12999 For 2nd class of…

Q: Construct a frequency distribution and a frequency histogram for the data set using the indicated…

A: Given data, Data 427 292 381 337 514 423 385 429 373 312 442 386 352…

Q: The average fruit fly will lay 406 eggs into rotting fruit. A biologist wants to see if the average…

A: Given: α=0.10

Q: The data represent the​ time, in​ minutes, spent reading a political blog in a day. Construct a…

A: The minimum and maximum observations are 0 and 29, respectively.

Q: Example: Table is a frequency distribution of heights of 100 male students at kufa University.…

A: given : data to find a) class width b) class boundaries c)class marks d)histogram and frequency…

Q: Directions: Use the frequency distribution to look for the following: Scores Frequency Lower…

A: Give data is  Scores Frequency Lower Boundaries (LB) <cf 95-99 4 94.5 35 90-94 8 89.5 31…

Q: Determine whether the statement is true or false. If it is false, rewrite it as a true statement. In…

A:

Q: The data represent the age of world leaders on their day of inauguration. Find the five-number…

A: The five number summary consists of; Minimum First Quartile Median Third Quartile Maximum Here we…

Q: The frequency distribution lists the results of a quiz. Find the mean, median, and mode of the…

A: The data of score is, Score Number of student 10 3 9 10 8 9 7 8 6…

Q: Study Hours 10 Frequency 5 30 8 20 7 20 6 15 5 10 Above is a frequency distribution of the number of…

A: Given data, What is the percentage for students who studied for 7 hours?

Q: The frequency distribution represents the data obtained from a sample of 75 copying machine service…

A: We have to find mean and median .,

Q: Data was collected for 300 fish from the North Atlantic. The length of the fish (in mm) is…

A:

Q: For the data set below (representing the serum cholesterol levels of 30 individuals), find the…

A: Given Serum cholesterol levels of 30 individuals (arranged in ascending order) 187 211 187 212…

Q: Construct a frequency distribution and a relative frequency histogram for the data set using five…

A: The class width is calculated as follows:

Q: What is the relative fequency for the third class, 160 - 169?

A: Step 1: 50 psychology students took a standardized test. The data is:       Scores…

Q: 5. Tabular form of data presentation is also termed as A. Frequency distribution B. Tabular table.…

A: Solution

Q: Construct a frequency distribution and a frequency histogram for the data set using the indicated…

A: Given that  Number of classes = 8 Arrange the data in increasing order. 292  302  306  310  310  322…

Q: The average fruit fly will lay 421 eggs into rotting fruit. A biologist wants to see if the average…

A: 1.   In this case the population distribution is normal and the population standard deviation is not…

Q: The table shows the numbers of hours each student in a class spent on homework during a week. Use a…

A: From the given information, The data can be shown below in the table: Number of hours Frequency…

Q: The average fruit fly will lay 421 eggs into rotting fruit. A biologist wants to see if the average…

A:

Q: Construct a frequency distribution using 5 classes. The table must include midpoints, relative…

A: Our aim is to construct a frequency distribution using 5 classes.

Q: he data represent the​ time, in​ minutes, spent reading a political blog in a day. Construct a…

A: From the provided data points  The frequency distribution is  Class frequency (f) Midpoints  (x)…

Q: Construct a frequency distribution and a frequency histogram for the data set using the indicated…

A: The class width can be found by dividing the difference in highest and lowest value of data set by…

Q: a frequency distribution for the wait time in a.15 queue at a hospital is shown below frequency wait…

A: Given data: a frequency distribution for the wait time in a.15 To calculate: The p35 the wait time.

Q: Given frequency distribution depicts the scores on a math test. Scores Number of students 60--69 5…

A: The class mid point for class 80-89 is,

Q: The average fruit fly will lay 407 eggs into rotting fruit. A biologist wants to see if the average…

A: Given information- Population mean, μ = 407 eggs Sample size, n = 12 We have given the data below…

Q: The frequency distribution is incorrectly constructed. State the reason why. Class Frequency, f…

A:

Q: . Assume that the distribution of the population is normal. 367, 374, 364, 388, 407, 369, 375, 362,…

A: Solution : For the given data : sample size, n = 13 sample mean, x̄ = 379.62 sample…

Q: Construct a frequency distribution and a frequency histogram for the data set using the indicated…

A: Given: n=30 Maximum value =514 Minimum value = 295 Range = Maximum value - Minimum value  =514-295…

Q: Use the Histogram tool to develop a frequency distribution and histogram for the number of months as…

A: The required frequency distribution table is as follows Bins Frequency Relative frequency…

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

A: Given diagram:

Q: Class: Frequency: Calculate the median of the following frequency distribution: 40-50 16 20-30 6…

A:

Q: A professor had students keep track of their social interactions for a week. The number of social…

A: Number of Social Interactions Frequency 45​-49 9 50​-54 13 55​-59 17…

Q: Use the given frequency distribution to find the (a) class width. (b) class midpoints. (c) class…

A:

Q: The number of boxes of inventory at a warehouse are recorded in the stemplot. Complete the…

A: Stem-and-leaf plot: A graphical representation of the quantitative data in which each data entry is…

Q: The frequency distribution table

A: Number of times a variate value is repeated is called its frequency. For the given data compute the…

Q: A researcher is interested to explore which major is more attractive to students studying in…

A: We have to find correct option.