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Frequency Distribution

Situation Described, Identify the Type of Sampling Involved

See the attached file. 1. Given the situation described, identify the type of sampling involved. A fraternity assigned an ID number to each of its current pledges. Twenty-eight of the numbers are chosen by drawing them out of a hat. Each fraternity member whose number was drawn is asked about his level of alcohol use. (Poi

Solution For MM207 Mid-Term Project Kaplan University

You should enter your answers/responses directly after the question. There is no need to retype the project. After completing and saving the project, submit your project in the Mid-Term Drop Box. In the course, go to Unit 4 -> Instructor Graded Project -> StatCrunch to access the MM207 Student Data Set. When the page loads you

Cumulative Frequency Table

The frequency table shows the weights in ounces of 30 stones Weight (oz) Number of Stones 1.2-1.6 OZ 5 1.7-2.1 OZ 2 2.2-2.6 OZ 5 2.7-3.1 OZ 5 3.2-3.6 OZ 13 Use the above information to construct a cumulative frequency table for the data.

Frequency Distribution & Histogram.

1. A group of teenagers were monitored closely over a period of several weeks to measure how often they watched violent television programs. The researcher believes that the adolescent male watch more violent television than their female counterparts. a. What is the dependent variable? b. What is the independent variable? c

Relative Frequency of grades: Frequency of failure

The following is a relative frequency distribution of grades in an introductory statistics course. Grade Relative Frequency A 0.22 B 0.37 C 0.18 D 0.17 F 0.06 If this is the distribution of 200 students, find the frequency of failures: =

Business statistics: Analyze characteristics of MBA students

See attached data file. COMPLETE PROBLEM 1: Perform a categorical data analysis on the majors of students enrolled in the MBA program. Report on your findings, along with a table showing the frequency distribution and at least one chart (pie chart or bar chart) that illustrates the points raised in your report. COMPLETE PR

Stats/Grouped Frequency Distribution

Construct a grouped frequency distribution for the data given below: 42 46 52 50 54 51 51 49 54 42 55 49 53 50 55 41 53 52 47 45 High: 55 Low: 41 Range: (55-41=) 14 No width given: ?? This is where I do not know where to go...someone please help from here. Thanks.

Grouped frequency distribution charts are highlighted.

Create a grouped Frequency Distribution Chart with the numbers below. The left side of chart has numbers starting at the bottom with 0 thru 12. The graph has eight names listed, and the hours spent practicing per week beginning with Paulo-9; Jane-4; Gary-6; Alba-7; Don-3; John-11; Tyla-8; Katie-5. 1) high - low 2) ran

The Standard Deviation and Frequency Distribution

Using Excel, prepare a frequency distribution from the data you collected Calculate the Standard Deviation of your data. Is this a normal distribution? What are the implications? ----------------------------------------------------------- DATA: 1. Record the time I turned on the TV. 2. Record the time I t


The number of weekly sales calls by a sample of 25 pharmaceutical salespersons is below: 25, 55, 45, 35, 37, 27, 29, 44, 34, 28, 33, 28, 46,31, 38, 41, 48, 38, 27, 29, 37, 33, 31, 40, 50 Construct a histogram in Excel using this data.

Frequency Table: Mean for the Grouped Data

The following frequency table summarizes the ages of 100 shoppers at the local grocery store. Age of the shopper Frequency 15-25 15 25-35 30 35-45 25 45-55 15 55-65 10 65-75

Construct a frequency distribution

Use the data to construct a frequency distribution with a 1st class of 470-486 559 482 490 520 514 498 472 490 523 491 480 490 562 486 491 498 543 506 539 576 508 509 499 515 501 593 512 510 577 533

Expected demand based on relative frequency

A video rental store has two video cameras available for customers to rent. Historically, demand for cameras has followed this distribution: Demand Relative Frequency 0 .35 1 .30 2 .20 3 .10 4 .05 What is the expected demand?

Variables, frequency table & distributions for teen drivers

1. A researcher wants to determine if teenage drivers of red automobiles are more likely to run a red light than automobiles of any other color. She stands at a busy intersection and records the colors of automobiles which run red lights. I. What is the population? II. What is the sample? III. Is the study observatio


Construct both an ungrouped and a grouped frequency distribution for the data given below: 142 145 147 151 137 141 145 137 140 138 151 140 151 149 144 146 142 139 142 150

Frequency table for items rejected by a manufacturer

The number of items rejected daily by a manufacturer because of defects for the last 30 days are: 20, 21, 8, 17, 22, 19, 18, 19, 14, 17, 11, 6, 21, 25, 4, 19, 9, 12, 16, 16, 10, 28, 24, 6, 21, 20, 25, 5, 17, 8. Complete this frequency table for the above data (note that the class intervals exclude the upper boundaries):

Farr Pharmaceutical average waiting time, queue length

5. You are in charge of a major new product development project for your company. Instead of presenting the details of your analysis, you aggregate all three elements of this product into a simple PERT network to present to senior management as shown below. You would like to introduce simulation as a project management tool f

Constructing a histogram: Frequency distribution example

Annual Salaries: The frequency distribution illustrates the annual salaries, in thousands of dollars, of the people in management positions at the X-Chek Corporation. Salary (in $1000) Number of People 35-40 3 41-46 6 47-52

Probability of Groups: Frequency Distribution Table

Should I use a frequency distribution table for this problem? A committee of 4 people is to be formed from 6 doctors and 8 dentits. Find the probability that the committee will consist of A) All Dentists B) Two (02) Dentits and two doctors C) Three (03) doctors and one (01) dentist D) One (01) doctor and three (0


Question: The following stem and leaf display represents the final exam scores for a class of 25 literature students: [Please refer to the attachment for the figure] a. Convert the stem and leaf display into a frequency distribution, using a lower limit for the first class of 20 and a class width of 15. Complete the followi

Business Statistics: Percent Frequency & Cumulative Frequency

1. The number of sick days taken (per month) by 200 factory workers. The cumulative percent frequency for the class of 16-20 is Number of Days Frequency 0-5 120 6-10 65 11-15 14 16-20 1 2. A survey of 400 college seniors resulted in the following cross tabulation regard

Statistical Analysis

In a recent ranking of top graduate business schools in the United States published by U.S. News & World Report, data were provided on a number of attributes of recognized graduate programs. Specifically, the following variables were considered by U.S. News & World Report in establishing its overall ranking: each program's ratin


1. Find the mean, variance, standard deviation of the binomial distribution with the given values of n and p. n=122, p=0,29 2. Use the contingency table to the right to calculate marginal frequencies and find the expected frequency for each cell in the contingency table. Assume that the variables are independent. Treatmen

Statistics: Frequency and Degrees of freedom

See attached data file. Question a: A survey of the opinions of property owners about a street widening project was taken to determine whether the resulting opinion was related to the distance of front footage. A randomly selected sample of 100 property owners was contacted and the results are shown below. What is the e