II. Suppose the following are the electric energy consumption of 50 households in a locality. Make afrequency distribution table as on above. Number of class intervals = 7Unit: kWhCLASSFREQUENCYCUMULATIVERELATIVECLASSCLASSINTERVALFREQUENCYFREQUENCYFREQUENCYMARKBOUNDARIES20-71 kWh12125072-12 kWh71945124-175322kWh176-2276.28kWh228-2791139kWh280-33145kWh332-38350kWh

Given data is Class Interval Frequency <Cumulative Frequency >Cumulative Frequency…

Answered: II. Suppose the following are the…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 3BGP

See similar textbooks

Similar questions

Find the mean hourly cost when the cell phone described above is used for 240 minutes.
A researcher for the EPA measured the amount of arsenic in the water near a sewage treatment plant. Over 5 days, he took n = 20 measurements (in ppb). His sample data is summarized in the ogive graph shown below. 20 15 10 10 15 20 25 30 35 40 45 50 55 Arsenic (ppb) How many measurements taken in this time frame were within 35, 40) ppb? ans =
A line graph that connects points that represent the cumulative percentage of observations below the upper limit of each class interval in a cumulative frequency distribution is known as ? A/ frequency histogram B/ frequency polygon C/ ogive D/ scatter plot
Suppose that we want to determine if the average amount of timespent online by the students is lessthan 4.5 hours/day. To this end, weconduct a survey of students and askthem how long they spend online perday. We obtain the following results:4.1, 4.3, 4.3, 4.5, 4.6, 4.3, 4.1, 4.6,4.7, 4.6, 4.7, 4.1, 4.3, 4.3, 4.5, 4.6,4.3, 4.1, 4.6, 4.7, 4.6, 4.7, 4.5, 4.6,4.3, 4.1 Assume that the number ofhours spent online has a normal distribution. Test your hypot
Table1 shows a frequency distribution of the weekly wages of 65 employees at the P&R Company. Table1 Wages Number of employees X Boundaries 250.00 - 259.99 8 254.995 249.995-259.995 260.00 - 269.99 10 264.995 259.995-269.995 270.00 - 279.99 16 274.995 269.995-279.995 280.00 - 289.99 14 284.995 279.995-289.995 290.00 - 299.99 10 294.995 289.995-299.995 300.00 - 309.99 5 304.995 299.995-309.995 310.00 - 319.99 2 314.995 309.995-319.995 Total 65 With reference to this table, determine: (a) The lower limit of the sixth class. (b) The upper limit of the fourth class. (c) The class mark (or class midpoint) of the third class. (d) The class boundaries of the fifth class. (e) The size of the fifth-class interval. (f) The frequency of the third class. (g) The relative frequency of the third class. (h) The class interval having the largest frequency. This is sometimes called the modal class interval; its frequency is then called the modal class frequency. (i) The percentage employees earning…
Please help
During one shift, the express lane clerk recorded how many times customers violated the "10 items or less" rule for his lane. In particular, he recorded how many items over the limit each violator placed on the conveyor belt. This data is summarized in the histogram below. NOTE: The last class actually represents "7 or more items," not just 7 items. What is the frequency of times the limit was exceeded by at least 4 items?ans =
Fifty cities provided information on vacancy rates( in %) in local apartments in the following frequently distribution.
Please answer all sub-parts A doctor wanted to determine whether there is a relation between a male’s age and his HDL (so-called good cholesterol). He randomly selected 9 of his patients and determined their HDL cholesterol. The data is reported in the table below: Age (Yrs) HDL (?μmol/L) 38 57 42 54 46 34 32 56 55 35 52 40 61 42 61 38 26 47 a) Compute the regression equation for HDL as a function of age. b)Interpret the meaning of the regression parameters. c) Compute r and r2. Interpret these statistics. d) What is your opinion of the usefulness of using age as a predictor of HDL?
Which of the following is not a good interpretation of a seasonal index of 1.26 for fall quarter sales? O a. Fall quarter sales are 26 perbent higher than the annual average. O b. Fall quarter sales represents 1.26 times the annual average. O c. Fall quarter sales represents an increase of 26 percent over last year's annual average. O d. Fall quarter sales average 126 percent of annual sales.
The frequency distribution shown in the figure lists the annual salaries of the managers at Universal Manufacturing of Melonville. Construct a histogram to represent the data.
As part of an effort to reduce patient costs, a hospital analyzes the number of visits by a nurse for 13 patients over a ten-day period. The average number of nurse visits per day for these patients is given below. Construct a frequency table with 4 classes for these values, using the minimum value in the dataset as the lowest class limit in your calculations. 3.6,3.7,4.0,4.2,4.3,4.6,5.1,5.2,5.5,6.7,7.2,8.7,13.0

SEE MORE QUESTIONS

Recommended textbooks for you

Glencoe Algebra 1, Student Edition, 9780079039897…

Algebra

ISBN:

9780079039897

Author:

Carter

Publisher:

McGraw Hill

College Algebra (MindTap Course List)

Algebra

ISBN:

9781305652231

Author:

R. David Gustafson, Jeff Hughes

Publisher:

Cengage Learning

Holt Mcdougal Larson Pre-algebra: Student Edition…

Algebra

ISBN:

9780547587776

Author:

HOLT MCDOUGAL

Publisher:

HOLT MCDOUGAL

Glencoe Algebra 1, Student Edition, 9780079039897…

Algebra

ISBN:

9780079039897

Author:

Carter

Publisher:

McGraw Hill

College Algebra (MindTap Course List)

Algebra

ISBN:

9781305652231

Author:

R. David Gustafson, Jeff Hughes

Publisher:

Cengage Learning

Holt Mcdougal Larson Pre-algebra: Student Edition…

Algebra

ISBN:

9780547587776

Author:

HOLT MCDOUGAL

Publisher:

HOLT MCDOUGAL

Big Ideas Math A Bridge To Success Algebra 1: Stu…

Algebra

ISBN:

9781680331141

Author:

HOUGHTON MIFFLIN HARCOURT

Publisher:

Houghton Mifflin Harcourt

SEE MORE TEXTBOOKS