Decide whether the graph represents a discrete random variable or a continuous random variable. Explain your reasoning. Distance a baseball travels after being hit 200 400 Does the graph represent a discrete or continuous random variable? Choose the correct answer below. O A. Discrete, because distance is a random variable that is countable O B. Continuous, because distance is a random variable that is uncountable

Use the given graph to find the mean, median, and mode of the distribution. 10- 9- 8- 7- 6- 5- 7 8 9 10

You see a game at a local fair. You have to throw a dart at a color wheel. Each section on the color wheel is equal in area. # 3 e d C Let B = the event of landing on blue. Let R = the event of landing on red. Let G = the event of landing on green. Let Y = the event of landing on yellow. a. C If you land on b. If you land on red, you don't $ 4 r f V % Y, Y, you get you get the biggest prize. Find P(Y). 5 t 8 b 6 Oll y get a prize. What is P(R)? h & 7 n J j * 8 3 ( 9 k O L 0 alt р { ctrl [ + ? 2 backs ] 1

PROB AND STATS DO NOW 1 DEPENDENT AND INDEPENDENT EVENTS MR.SAM Determine whether the events are independent or dependent. Explain. 1. A number cube is rolled twice, and an odd number is rolled each time. 3. 2. A bag contains several marbles. Alita selects a black marble, does not replace it, and then selects a yellow marble. CARDS A card is randomly chosen from a deck of 52 cards, replaced, and a second card is chosen. What is the probability of choosing both of the cards shown in the order shown? 59

Please answer all in full It’s one big question

Toss a coin 3 times. Let the random variable x be the number of heads that you get

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Do people walk faster in the airport when they are departing (getting on a plane) or do they walk faster when they are arriving (getting off a plane)? A reputable researcher measured the walking speed of random travelers in two International Airports. His findings are summarized in the table. Complete parts (a)-(c) below. E Click the icon to view the findings. a muIVIQudiS WdIK ai OlmereIL speeus uepenungUII WITEUTE Uiey die oeparng of diTIViny di tTE u – V. I1ever of sigiIcance? Le y tepieseni me fmeal| speed of people departing and p, represent the mean speed of people arriving. State the null and alternative hypothesis. A. Ho H1=H2 OB. Ho P1 - 2 H1 H1 > H2 Determine the P-value for this hypothesis test. P-value (Round to three decimal places as needed.) Enter your answer in the answer box and then click Check Answer. es

just answer d please