Use the following information to answer the question. The mean age of lead actors from the top ten grossing movies of2007 was 36.4 years with a standard deviation of 9.87 years. Assume the distribution of the actors ages is approximatelyunimodal and symmetric.53) Between what two values would you expect to find about 95% of the lead actors ages?A) 26.53 and 46.27 yearsC) 16.66 and 56.14 yearsB) 6.87 and 66.01 yearsD) None of theseUse the following information to answer the question.

Given,sample size(n)=10sample mean(x¯)=36.4standard deviation(s)=9.87degrees of…

Answered: Use the following information to answer…

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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Fifteen randomly selected college students were asked to state the number of hours they slept the night before. The resulting data are: 6 16 7 8 7 796 3 11 9 15 4 7 9 a) Find the mean. b) Find the median. c) Find the standard deviation. d) According to Chebysev's Theorem, at least 75% of the times will fall between what two amounts? Is the theorem accurate for this set of data? Why of Why not? e) Are any of the reported hours "unusually" high? Are any of the reported hours unusually low?
the driving distances (miles) to wor of 30 people are shown below. assume the population standard deviation is 8 miles. Find: 12, 9, 7, 3, 27, 21, 2, 30, 7, 4, 1, 10, 2, 9, 2, 28, 7, 10, 13, 6, 13, 7, 3, 13, 6, 6, 3, 13 ,12, 16, 18 a) the point estimate of the population mean b) the margin of error for a 95% confidence interval c) contruct a 95% confidence interval for the population mean.
The length of preg…
Consider the data from the Anthropology 105 class. The mean for women is 64.33 in and the standard deviation is 2.64 in. The average height of men in the US is approximately 5ft 10in. What proportion of women represented here are shorter than the average man?
Assume a local restaurant has surveyed its customers to determine the customer satisfaction using ratings of 1 to 4 where 4 is the highest rating. The following table shows the results: Rating Number of Customers 1 4 12 3 10 4 34 Given this data determine a) the mean customer rating and b) the standard deviation for the customer rating.
The average weekly salaries (in dollars) earned by teachers in 1994 are given below for five European countries. Country Weekly Salary France $1,213 Germany $1,752 Greece $824 Ireland $1,101 Italy $1,006 a) What is the range for salaries? b) What is the standard deviation of the salaries
Use the following Boxplot to answer the following question: 25 50 75 100 125 150 175 200 225 250 275 300 The relationship between the measures of central tendency for the above Boxplot is Select one: O a. Mode = Median = Mean O b. Mode> Median> Mean O . Mode < Median < Mean O d. Mean < Median < Mode
Find the mean and standard deviation of the following list of weights(in pounds) of boston terriers at a per store: 9,18,13,14,18,7,6,12,17,20 CS Scanned with CamScanner
Heights of men have a mean of 69.0 inches and a standard deviation of 2.8 inches.Find each of the following z-scores and tell if it is unusual. a) Nosferatu is 7 ft. 1 in. tall: z = and that is (unusual/not unusual) b) Bob the Builder is 5 ft. 4 in. tall: z = and that is (unusual/not unusual) c) Kendrick is 69.72 inches tall: z = and that is (unusual/not unusual)
please answer question 2 below
1-) For the following data, please compute: X= [1 ,2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, ,8 ,9] A) Arithmetic mean, mode, median, and standard deviation. B) plot the histogram or ogive
John Beale of Stanford, California, recorded the speeds of cars driving past his house, where the speed limit read 20 mph. The mean of 100 representative readings was 23.76 mph, with a standard deviation of 3.53 mph. a) How many standard deviations from the mean would a car going the speed limit be? b) Which would be more unusual, a car traveling 35 mph or one going 8 mph? a) A car traveling at the speed limit is from the mean. (Round to two decimal places as needed.) b) Choose the correct answer below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.) OA. B. standard deviations O C. The car traveling 35 mph is more unusual. It is standard deviations from the mean, while the car traveling 8 mph is standard deviations from the mean. The car traveling 8 mph is more unusual. It is standard deviations from the mean, while the car traveling 35 mph is standard deviations from the mean. Both cars are equally unusual. Both cars are standard…

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