Math help please just 2 questions
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Math help please just 2 questions

[From: ] [author: ] [Date: 11-05-03] [Hit: ]
and then toss a quarter.b. Pick a card from a deck of cards. Keep the card and pick another.21. Bob and Nancy recorded their last ten rounds of golf scores in the stem-and-leaf plot below.......
20. Are the two events dependent or independent? Explain.

a. Toss a dime, and then toss a quarter.
b. Pick a card from a deck of cards. Keep the card and pick another.

21. Bob and Nancy recorded their last ten rounds of golf scores in the stem-and-leaf plot below. Use measures of central tendency to justify your answers.

Nancy====Stem====Bob
987----------- 7------------ 59
86552-------- 8 --------- 33389
10 --------------9 -------------- 037

7________|______5_ = 75

a. Who is the better golfer? Explain your answer.

(Hint: In golf, the player with the lowest number of strokes beats the player with the
highest number of strokes. Therefore, the player with the lower score is a better golfer.)

b. Is one golfer more consistent than the other? Explain your answer.

-
1st q.

a) Is independent (Tossing the first coin doesn't affect your second toss).
b) Is dependent (The fact that one card is out of the deck affects the probability of the second draw).
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