The graph illustrates a normal distribution for the prices paid for a particular model of HD television.The mean price paid is $1800 and the standard deviation is $110.1470158016901800191020202130Distribution of PricesWhat is the approximate percentage of buyers who paid less than $1580?%What is the approximate percentage of buyers who paid between $1690 and $1910?What is the approximate percentage of buyers who paid between $1800 and $2130?%What is the approximate percentage of buyers who paid more than $2130?%What is the approximate percentage of buyers who paid between $1800 and $1910?%What is the approximate percentage of buyers who paid between $1580 and $1800?%

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Answered: The graph illustrates a normal…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Find the standard deviation of the data summarized in the given frequency distribution. The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the standard deviation. Round your answer to one decimal place. Waiting time Number of (minutes) customer 1.5 9 15 12 11 0 3 5.5 9.5 13.5 17.5 21.5
2. The scatter plot below shows the numbers of customers in a restaurant for four hours of the dinner service on two different Saturday nights. The trend line is shown on the scatter plot. RESTAURANT CUSTOMERS 60 50 40 O 30 20 10 4. Time (hours) Number of Customers
The graph illustrates a normal distribution for the prices paid for a particular model of HD television. The mean price paid is $1000 and the standard deviation is $70. Round answers for part 1 and 2 to at least 4 decimal places, and the answer for part 3 to at least 2 decimal place. Use technology.7908609301000107011401210 What price would the buyer pay to get 8% the most expensive HD televisions?
The frequency distribution of the hourly wage rates (in dollars) among blue-collar workers in a certain factory is given in the following table. Find the mean (or average) wage rate, the mode, and the median wage rate of these workers. (If necessary, round your answers to two decimal places.) mean $ mode median Wage Rate 9.80 9.90 10.00 10.10 10.20 10.30 45 Frequency 60 90 75 120 60
Approximate the mean of the frequency distribution for the ages of the residents of a town. The approximate mean age is years. (Round to one decimal place as needed.) Age Frequency 0-9 35 10-19 33 20-29 13 30-39 23 40-49 24 50-59 40 60-69 32 70-79 14 80-89
The graph illustrates a normal distribution for the prices paid for a particular model of HD television. The mean price paid is $1200 and the standard deviation is $75. 975 1050 1125 1200 1275 1350 1425 Distribution of Prices What is the approximate percentage of buyers who paid between $1200 and $1425? 49.85 ✔% What is the approximate percentage of buyers who paid more than $1350? %
The approximate mean age is years. (Round to one decimal place as needed.) Approximate the mean of the frequency distribution for the ages of the residents of a town. Age Frequency 0-9 37 10-19 22 20-29 10 30-39 30 40-49 17 50-59 54 60-69 43 70-79 16 80-89 9
find the mean of the data summarized in the given frequency distribution. Compare and computed mean to the actual mean of 51.9 miles per hour:speed (miles per hr) Frequency42-45 2146.49 1250-53 754-57 458-61 2The mean of the frequency is _____What is the relationship between the computed mean and the actual mean?
Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 55,8 degrees. Low Temperature (o F) Frequency 40 -44 45-40 50 -54 55-50 80-64 O 2 10 1 The mean of the frequency distribution is degrees. (Round to the nearest tenth as needed.)
(See photo) The data set on the left represents the annual rate of return (in percent) of eight randomly sampled bond mutual funds, and the data set on the right represents the annual rate of return (in percent) of eight randomly sampled stock mutual funds. Determine the mean and standard deviation of each data set.
For a sample of employees at a manufacturing company, their age of retirement was recorded and is presented in the table below. Find the standard deviation for the data and show your work for each step. Age Frequency 37 - 46 19 47 - 56 23 57 - 66 27 67 - 76 28
Approximate the mean of the frequency distribution for the ages of the residents of a town. Age 0-9 10-19 20-29 30-39 40-49 50-59 60-69 70-79 80-89 Frequency 25 33 15 20 28 46 34 19 5 (...) The approximate mean age is years. (Round to one decimal place as needed.)

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