A partial relative frequency distribution is given Class Relative Frequency A .22 В .18 С 40 a. What is the relative frequency of class D? b. The total sample size is 200. What is the frequency of class D? c. Show the frequency distribution d. Show the percent frequency distribution

Q: The wage distribution of workers in certain factory is given below. Find the Coefficient of Mean…

A: Given wages in rupees number of workers 25 30 30 28 35 25 40 15 45 15 50 3

Q: A manufacturer produces 54-pound lifting weights. The lowest actual weight is 40 pounds, and the…

A: Solution

Q: FIND THE MEAN OF THE SET OF DATA BELOW AND CONSTRUCT A SAMPLING DISTRIBUTION BY SELECTING 3 SAMPLES…

A: Mean of the set of Data: Mean=Sum of the valuestotal=7+10+14+17+205=685=13.6

Q: Suppose 40% of all college students have a computer at home and a sample of 100 students is taken.…

A: Given, N= 100 P= 0.40

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

A: From given data, Temperature Frequency (fi) mid point (xi) fi *xi 40-44 2 42 84 45-49 5 47…

Q: A statistics professor claims that the distribution of final grades from A to F in a particular…

A: Given : grades from A to F in a particular course invariably is in the ratio 1:3:4:1:1 Converting…

Q: The grade point averages​ (GPA) for 12 randomly selected college students are shown on the right.…

A: Here we need to find the sample mean of GPA's of 12 students.

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

A: Given data,

Q: Suppose the manager of a shoe store wants to determine the current percentage of customers who are…

A:

Q: Given the interval estimate for the mean (6.2, 17.6), the point estimate for the mean is

A: Solution: From the given information, the interval estimate for the mean is (6.2, 17.6).

Q: Consider the following Five Number Summary for a distribution of numbers. 15,   40,   48,   56,…

A:

Q: 13. Find the outliers in the given data set below. 2, 5, 31, 29, 40, 100, 39 (2 Points) O 100 O 2,…

A:

Q: The range of a given dataset is 12.5, if 7 classes are used to construct a frequency distribution,…

A: Width of each class is approximately 1.79

Q: he following data represents the age of 30 lottery winners. Given the frequency distribution for…

A:

Q: The following table shows the results of a survey of randomly selected residents of Mexico. Age 0-14…

A: Relative frequency = Number of frequency/Total number of frequency

Q: Calculate the mean of the given frequency distribution 10-20 20-30 30-40 40-50 Class intervals:…

A: We have given that the frequency distribution table. The total frequency is 75.

Q: The ages of seven policyholders in a portfolio of insurance policies are as follows: 39 34 26 41 70…

A:

Q: All Males (%) Total Number (1,402,404) All Females (%) Total Number (106,232) 55-59 5.2 3.9 60-64…

A: a) The cumulative percentage distribution for Males :   All Males (%) Cumulative percent 18-19…

Q: a. Construct a frequency distribution and a percentage distribution. b. Construct a cumulative…

A: a. The frequency of each class is obtained by counting the number of times each data point appeared…

Q: Given this cumulative plot of the number of Instagram pictures sent in a week by the students in an…

A: The rule for detecting outliers is the 1.5 IQR rule. Anything greater than 1.5 times the…

Q: 1)Based on the data set that has five-number summary: min=13, Q1= 55, Med= 76, Q3=85.5, Max=91 a)…

A: (a). Range= maximum observation - minimum observation = Max- min =91-13 =78 (b). Q1= 55, so 25%…

Q: 2) Given the table below, find the sample units per strata for a sample of 325 students Courses Year…

A: Given:   Courses Year Level Number of students Male Female Biology First 20 46   Second 15…

Q: Your grandma wants to review the distribution of the ages of her Facebook friends. The ages of a…

A: We have to construct a frequency, relative frequency and cumulative relative frequency distribution…

Q: 1. Construct a Frequency Distribution Table of the scores of 30-students in Math 7 section Joaquin.…

A: Given, The scores of 30 students in math 7 section Joaquin. Data: Scores 8 13 18 19 21…

Q: Given π = 39.4% and ? = 585 above, the lower and upper ends of the interval which captures 95…

A:

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

A: class                        Frequency                  Relative frequency  =class frequencyTotal…

Q: Suppose the manager of a shoe store wants to determine the current percentage of customers who are…

A:

Q: For a moderately skewed distribution, the arithmetic mean is 100 and the coefficient of variation is…

A:

Q: Suppose the manager of a shoe store wants to determine the current percentage of customers who are…

A:

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

A: Temperature Midpoint(x) frequency(f) f*x 40-44 42 3 126 45-49 47 6 282 50-54 52 13 676 55-59…

Q: Find the mode for the scores in the following frequency distribution table: Number Frequency…

A: Note:   Considering scores as 16, 15, 13, 12, 11 and the corresponding cumulative frequencies are…

Q: The following table shows the results of a survey of randomly selected residents of MexiCO. Age 0-14…

A: According to the problem, we have

Q: For a sample of 12 offenders convicted of weapons violations, the length of prison sentence in…

A: Solution-: Given data: 6,6,2,12,17,48,60,24,20,20,18,15 What is the shape of this given…

Q: The test scores on a 100-point test were recorded for 20 students:61   93   91   86   55   63   86…

A: a).The histogram is an appropriate graph to visualise one quantitative variable.Step-by-step…

Q: The following table shows the results of a survey of randomly selected residents of Mexico. Age 0-14…

A: We want to find required relative frequencies.

Q: Construct a frequency distribution for the given data set using 6 classes. In the table, include the…

A: Given Total number of observations  = 29 To complete  the given frequency distribution table.

Q: The following table shows the frequency of outcomes when two distinguishable coins were tossed 5,000…

A: We want to find the relative frequency distribution.

Q: The speeds of a random sample of 100 cars are recorded as they pass a highway checkpoint. The…

A:

Q: The following table shows the frequency of outcomes when two distinguishable coins were tossed 4,000…

A: The relative frequency can be calculated as R.f = frequency/Total

Q: If a population has a mean of 5.6, what is the mean of the sampling distribution of its means?

A: Given Population mean, µ=5.6

Q: If the mean of sampling distribution is 29 then mean of population can be considered as a. 29 b. 30…

A: Introduction - Population mean - It is an average of a group characteristic the group could be a…

Q: The following table shows the results of a survey of randomly selected residents of Mexico. Age 0-14…

A:

Q: Given class interval 40-44 of a frequency distribution table, what is the class width?   5   24…

A: Given ,class interval is  40-44

Q: It is always suggested for researchers that when describing the categorical distribution of…

A: Better to use percentage because  (1) It is easy to calculate it (2) easy to understand (3)…

Q: 2. To study the library habits of students at a local college, thirty randomly selected students…

A: Library habits of 30 students at local college is analysed. Data obtained as: 1, 5, 2, 1, 1, 4, 2,…

Q: Find the mode for the scores in the following frequency distribution table: Number Frequency…

A:

Q: The Affordable Care Act created a market place for individuals to purchase health care plans. A…

A: Given data: $138 $238 $282 $254 $223 $275 $180 $194 $220 $228 $198 $178 $289 $162 $181 $126 $138…

Q: Find the mean of the data summarized in the given frequency distribution table below.  Score…

A:

Q: Identify all possible outliers from the following data set: 0.1 4 5.2 4.75 6.1 5 17.2 3.9 7.8

A: Given problem Given that   We have to find all possible outliers from the following data set. 0.1,…