2) In this question you are expected to use computer support to find the final answers.That is, you will decide how to answer the question (remember to write that down forus to check) and then finish the calculation by using a computer program such as R orMicrosoft Excel.The police commissioner of a city police force wants to know if she should increase thenumber of police officers patrolling the city's streets. On average there are 12 violentcrimes per day.(a) What is the probability that there are no violent crimes on a given day?(b) The police commissioner decides she will increase the number of police officers onpatrol if the probability that 8 or more violent crimes will occur on a given dayis greater than 2/3. Will she increase the number of police officers on patrol?1(c) What is the probability that at most 21 violent crimes occur on a given day?(d) What is the probability that there are more than 12 violent crimes on a day whenthere is at least one violent crime?

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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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The firm you founded currently has 10 million shares, of which you own 6.20 million. You are considering an IPO where you would sell 2.1 million shares for $23. What is the maximum number of secondary shares you could sell and still retain more than 50% ownership of the firm? How much would the firm raise in that case? a. The maximum number of secondary shares you could sell is shares. (Round to the nearest whole number.) b. The amount that the firm would raise is (Round to the nearest dollar.)
FIND THE ANSWERS FOR B-2 and C. A survey found that Massachusetts residents spent an average of $861.75 on the lottery, more than three times the U.S. average. A researcher at a Boston think tank believes that Massachusetts residents spend less than this amount. He surveys 100 Massachusetts residents and asks them about their annual expenditures on the lottery. (You may find it useful to reference the t table.) Click here for the Excel Data File a. Specify the competing hypotheses to test the researcher’s claim.multiple choice 1 H0: μ ≥ 861.75; HA: μ < 861.75 b-1. Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round final answer to 3 decimal places.) -0.863 b-2. Find the p-value.multiple choice 2 p-value < 0.01 0.01 p-value < 0.025 0.025 p-value < 0.05 0.05 p-value < 0.10 p-value 0.10 c. At α = 0.10, what is the conclusion?multiple choice 3 Reject H0; there is insufficient evidence…
Last year's freshman class a big state university total of 5304 students. Of those 1257 receives a merit scholarship to help offset tuition cost their freshman year (although the amount vary per student). The amount a student received was N($3,443, $450). If the cost for tuition was $4050 last year what percentage of students who received a merit scholarship did not receive enough to cover for tuition? (Round your answer to the nearest whole percent).
3. POPULATION DENSITY In 2000Texas had about 2.74 persons per household, \$93,354 householdsand a land area of about 261,797 square miles. What was the population density of Texas in 2000 the population in 2009 was about 24, 782, 302 how did the density in 2009 compare to the density in 2000 ?
see attached
Would you expect the weight (as in pounds) to be related to the ability to perform the job of a corporate CEO? Why or why not?
During his short stint as Shadow Finance Minister, Barnaby Joyce displayed a curious grasp of numbers. One of his most infamous exclamations was “All this billions, quillions, Brazilians.” Less well known was his tax-reform proposal, recommending that if you earn $x per day, you are taxed x% of that amount (with the understanding that you pay 100% tax if you earn $100 or more per day. Under Senator Barnaby’s plan, which amount x gives you the highest earnings after tax has been taken out?
A farm is 350 acres. 72% of the farm is suitable for farming. a. Estimate the number of acres that can be used to farm. b. Find the actual number of acres that can be used to farm. Make sure you show all of your work and explain your estimation clearly to earn full credit. Be sure to label your answers as part a and part b. Write your final answers in complete sentences. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 14px Click Save and Submit to save and submit. Click Save All Answers to save all answers. up fy f fg ho f6 10 14 144 米 &

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