Filty-ive percent of consumers preler to purchase elecronica onine You randomly select consumers Find the probay hat the uber f canunato ptto purchase electronics online is (a) exactly fve. b) more than five and ic at most fve(a) Find the probabilty that the number that prefer to prchase electronics onireacty feP(5)-(Round to three decimal places as needed)(b) Find the probability that the number that prefer to purchae electronics onne is ma than fivePi 5)(Round to three decimal pleces as needed(e) Find the probability that the number that preler to purchase ectronics onine is at mot ePixs(Round to three decimal places as needed)

It is given that the number of consumers selected randomly is 8 . a. The probability that the number…

Answered: Filty-ive percent of consumers preler…

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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Daily High Temperature Application The table below shows the daily high temperatures in northern Washington during one week in January in the early 2000's. What was the average daily high temperature for that week? Round your answer to one decimal place. Day Temperature Mon. Tue Wed. Thu. Fri Sat Sun -4° -7° -2° The average temperature for the week was Fahrenheit. 0° 2° -5° -8° degrees
Find the equation of the regression line for the given data. Then construct a scatter plot of the data and draw the regression line. (The pair of variables have a significant correlation.) Then use the regression equation to predict the value of y for each of the given x-values, if meaningful. The number of hours 6 students spent for a test and their scores on that test are shown below. Hours spent studying, x Test score, y Test score 00 80+ Find the regression equation. y=x+ (Round the slope to three decimal places as needed. Round the y-intercept to two decimal places as needed.) Choose the correct graph below. O A. 0- 0 Hours studying A. 45.1 B. 53.2 1 38 C. 55.9 D. not meaningful 1 2 4 4 5 Q 45 52 47 65 67 Test score B. 80- 0- 0 Hours studying Test score (a) Predict the value of y for x = 3. Choose the correct answer below. C. 80- (a) x = 3 hours (c) x = 14 hours 0 Hours studying Test score (b) x = 3.5 hours (d) x = 1.5 hours 80- 0 Hours studying €
5.) 35 students were enrolled on the first day of a English class. By mid-semester, there were only 20 students left. What was the percentage decrease in enrolled students from the first day of class to the mid semester? Round your answer to one decimal place.
A chemical engineer ending his shift at the factory noticed that the time is between 3 and 4 o’clock. Fifteen minutes later, he noticed that the minute hand of the clock was already ahead of the hour, a deviation from the previous position when he ended his shift where the minute was behind the hour hand. What is the exact time when he ended his shift?a. 3 : 16 : 00.0b. 3 : 08 : 51.6c. 3 : 19 : 03.1d. 3 :17 : 42.3e. None of these
Number 10 only
Back: It has been estimated that only about 30% of California residents have adequate earthquake supplies. Suppose you randomly survey 12 California residence. We are interested in the number who have adequate earthquake supplies.
You work at a company and you want to test the claim that people call in sick a different number of times depending on the day of the week. The company only opens M-F so you only have 5 days. You averaged out the number of times that people missed during the week for a year and got the following data: M 25 IT 16 W 18 Th 22 P value: 069 We fail to reject Ho The data fails to reject the claim F 34 Test the claim that people call in sick with different frequencies depending on what day of the week it is. Claim: the frequencies are not the same Ho:the frequencies are the same from each other HA:the frequencies are different from each other Test statistic: chi-squared=8.696
Math question

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