Question

In: Statistics and Probability

The following data represents the number of complaints a company received for the 20 days that...

The following data represents the number of complaints a company received for the 20 days that it was open in March: 5,2,7,3,8,4,0,3,3,4,2,9,4,3,5,11,3,1,2,4.

a. Create a frequency table and a relative frequency table.

b. draw the frequency histogram and describe its shape

c. Find the mean, median, and mode

Solutions

Expert Solution


Related Solutions

1. T The following data represents the number of days absent from school in one school...
1. T The following data represents the number of days absent from school in one school year for a sample of 40 students in Ms. Jinn’s fourth grade class.                                 0              1              2              2              2              4              5              5              7              7                                 7              7              8              8              8              8              8              8              10           10                               12             12           12           13           14          ...
The number of complaints received by a company each month follows a Poisson distribution with mean...
The number of complaints received by a company each month follows a Poisson distribution with mean 6. (a) Calculate the probability the company receives no complaint in a certain week. (b) Calculate the probability the company receives more than 4 complaints in a 2-week period. (c) Over a certain month, calculate the probability the company receives fewer complaints than it usually does with respect to its monthly average.
The data below represents the bacterial growth in a liquid culture over a number of days....
The data below represents the bacterial growth in a liquid culture over a number of days. Day 0 4 8 12 16 20 Amount ×106 67 84 98 125 149 185 Find a best-fit equation to the above data trend using polynomial regression with parabolic model given as: ? = ?? + ?1? + ?2?2 After calculating the values of ao, a1, and a2, substitute these values in the above parabolic model. Plot the given data and the obtained parabolic...
The data set represents the number of movies that a sample of 20 people watched in...
The data set represents the number of movies that a sample of 20 people watched in a year. 121 148 94 142 170 88 221 106 18 67 149 28 60 101 134 168 92 154 53 66 a.) construct a frequency distribution for the data set using six classes. Include class limits, midpoints, frequencies, relative frequencies, and cumulative frequencies. b.) Display the data using a frequency histogram (Must use EXCEL) c.) Describe the shape of the distribution as symmetric,...
Data Set II Identity Theft Complaints (page 767) The data values show the number of complaints...
Data Set II Identity Theft Complaints (page 767) The data values show the number of complaints of identity theft for 50 selected cities. 2609    1202    2730    483    655 626 393    1268 279 663 817 1165    551 2654    592 128    189    424    585 78 1836    154 248 239 5888 574    75    226 28 205 176    372 84    229 15 148    117 22    211   ...
D8: The following table of data represents the scores received on the 2015 SAT Mathematics Test,...
D8: The following table of data represents the scores received on the 2015 SAT Mathematics Test, by gender. For each of the circumstances below, explain (don't just compute) how you would find these probabilities and what rule you applied to calculate them. A)If a test taker is randomly selected, what is the probability that the test taker is male? B)If a test taker is randomly selected, what is the probability that the test taker scored between 400 and 690? C)If...
The given data are the crime complaints received to the 8th Precincts during a week. 33...
The given data are the crime complaints received to the 8th Precincts during a week. 33 56 40 40 27 13 19 19 (a) Find the mean, median, and mode for these data. (b) Determine the five-number summary and construct the box-and-whiskers plot for the data of the crime complaints in North Brooklyn.
A 20 year-old female college student presents with complaints of crampy abdominal pain for days and...
A 20 year-old female college student presents with complaints of crampy abdominal pain for days and vaginal bleeding. She denied symptoms of urinary tract infection and abnormal vaginal discharge, and had not noted any chills or fever. She had no nausea or vomiting. The pain increased in the 24 hours prior to presentation, and at the time of examination she also noted pain in the upper right quadrant. She was sexually active with one partner in the last 3 months...
The following data in the table below represents the relationship between the number of workers and...
The following data in the table below represents the relationship between the number of workers and their outputs in a company for a given day in the short-run: Workers Output P Marginal Product MP Variable Cost VC Fixed Cost FC Total Cost TC Average Variable Cost AVC Average Fixed Cost AFC Average Total Cost TC Marginal Cost MC 0 0 0 1 12 2 2 21 6 3 27 12 4 30 35 5 32 80 6 33 160 1-  ...
The following data in the table below represents the relationship between the number of workers and...
The following data in the table below represents the relationship between the number of workers and their outputs in a company for a given day in the short-run:   Workers Output P Marginal Product MP Variable Cost VC Fixed Cost FC Total Cost TC Average Variable Cost AVC Average Fixed Cost AFC Average Total Cost TC Marginal Cost MC 0 0 0 1 12 2 2 21 6 3 27 12 4 30 35 5 32 80 6 33 160 Q1...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT