The following table provides a frequency distribution for the number of rooms in this​ country's housing units. The frequencies are in thousands.   Rooms No. of units 1 527   2 1,439   3 10,988   4 23,331   5 27,945   6 24,601   7 14,655   8+ 17,206       A housing unit is selected at random. Find the following probabilities.   a. Find the probability that the housing unit obtained has four rooms.   The probability is ____________. ​(Round to three decimal places as​ needed.)   b. Find the probability that the housing unit obtained has more than four rooms.   The probability is ____________. ​(Round to three decimal places as​ needed.)   c. Find the probability that the housing unit obtained has one or two rooms.   The probability is ___________. ​(Round to three decimal places as​ needed.)

The following table shows the distribution of murders by type of weapon for murder cases in a particular country over the past 12 years. Complete parts (a) through (e). (b) What is the probability that a randomly selected murder resulted from a rifle or shotgun? (Type a decimal rounded to three decimal places as needed.) P(rifle or shotgun) = Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. OA. If 1000 murders were randomly selected, exactly of them would have resulted from a rifle or shotgun. B. If 1000 murders were randomly selected, we would expect about of the to have resulted from a rifle or shoto (c) What is the probability that a randomly selected murder resulted from a handgun, rifle, or shotgun? P(handgun, rifle, or shotgun) = (Type a decimal rounded to three decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. OA. If 1000 murders…

1. Use this table for the following questions:                        Female      Male         TotalShort Hair       20              40             60 Long Hair        30              10             40 Total                50              50             100 a. Complete a total probability table.b. Complete a row probability tablec. Complete a column probability table.d. The probability that a student does not have long hair. _________e. The probability that a student is male or has short hair. ________f. The probability that a student is a female and has long hair. _________g. The probability that a student is male, given that the student has long hair. _________h. The probability that a student has long hair, given that the student is male. _________i. Of all the female students, the probability that a student has short hair. ________j. Of all students with long hair, the probability that a student is female. _________k. The probability that a student is female or has long hair.…

Brian is in charge of the mailroom of the Boryk Corporation. Each day the company receives several packages via the U.S. Postal system, for which he must sign. The following is the probability distribution for the number of daily pieces of mail that comes via the Postal system.

The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group Frequency <19 20-29 45 30-39 22 40-49 13 50-59 79 60-69 270 46 What is the probability that a randomly selected unicyclist from Corvallis, OR. is not younger than 20? Answer in decimal form. Round your answer to 3 decimal places.