Find the indicated conditional probability using the following two-way table: Take the bus Grade Drive to...
Find the indicated probability. The table shows the year and political party of a random sample of students from a certain college. Party Freshman Sophomore Junior Senior Independent 15 12 27 27 Democrat 21 27 12 15 Republican 12 15 21 27 Find the empirical probability that a student at the college is an Independent or a junior. 0.494 0.117 0.333 0.325
answer whould be .110?
Use the given table to find the probability of the indicated event. Round your answer to the nearest thousandth. College students were given three choices of pizza toppings and asked to choose one favorite. The following table shows the results. toppings freshman sophomore jurior 15 21 senior 20 cheese 10 10 22 20 15 meat 15 10 22 20 veggie A randomly selected student prefers a meat topping. .110 .330 335 328 2 0 0
Use...
Find the indicated probability using the standard normal
distribution.
Find the indicated probability using the standard normal distribution. P(-0.39<z<0) Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table. P(-0.39<z<0)= (Round to four decimal places as needed.)
Find the indicated probability. A card is drawn from a standard deck of 52 playing cards. Find the probability that the card is an ace or a black card. 17. a) 15 26 b) 7 13 c) 4 13 d) 29 52 Find the indicated probability. The distribution of Master's degrees conferred by a university is listed in the table. (assume that a student majors in only one subject) 18. Mapr Fre English 206 Engineering 86 Business 176 Education222 What...
17. Find the indicated probability. Round to the nearest thousandth. (I point) A study conducted at a certain college shows that 55% of the schoors graduates find a job in their chosen field within a year after graduation. Find the probability that among 7 randomly selected graduates, at least one finds a job in his or her chosen field within a year of O 0.550 O 0.996 0985 00.143 18. Find the indicated probability. Express your answer as a simplified...
Find the indicated probability using the standard normal distribution. P(z>2.73) dard normal table
Find the indicated probability using the standard normal distribution. P(-1.07 "z 1.07) Click here to view page 1 ofthe standard Click here to view P(-1.07 kz1.07) (Round to four decimal places as needed.) table.
1) Find the critical z-value(s) for a right tailed test with α = .02 . Assume a normal population. (Round to the nearest hundredth. If more than one value is found, enter the smallest critical value.) 2) Find the critical t-value(s) for a two-tailed test with n = 12, α = .05 . Assume a normal population. (Round to the nearest thousandth. If more than one value is found, enter the smallest critical value.) 3) Find χ2R for a right-tail...
29. Determine if the following table represents a discrete probability distribution, where x represents the number of pizza toppings that a customer may order. x 0 1 2 3 4 P(x) 0.15 0.10 0.25 0.25 0.25 a) No, because Ex+1 b) No, because & p(x) #1 c) Yes, because p(x) = 1 d) Yes, because x = 1 30. Use the table on #29 and find the probability that a randomly select customer will ordered at most 1 toppings a).25...
Use the data in the following table, which lists drive-thru order acouracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Order Accurate Order Not Accurate Drive-thru Restaurant А B с 337 279 241 32 58 34 D 133 13 If two orders are selected, find the probability that they are both accurate. Complete parts (a) and (b) below. a. Assume that the selections are made with replacement. Are the events independent?...