Mathematics, 19.03.2021 14:00 heroxtree
Yoda asked a class of Padawans what they like to do in their free time. This is how they answered
• 90 students like building model starships
• 20 students like building model starships but do not like exercising
• 80 students like exercising
• 40 students do not like building model starships
Make a two-way table to represent the data and use the table to answer the following questions
Part A: What percentage of the total students surveyed like both building model starships and exercising? Show your work. (5 points)
Part B: What is the probability that a student who does not like building model starships also does not like exercising? Explain your answer. (5
points)
Answers: 2
Mathematics, 21.06.2019 14:30
Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4
Answers: 2
Mathematics, 21.06.2019 18:00
The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed
Answers: 2
Mathematics, 21.06.2019 18:40
Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?
Answers: 1
Mathematics, 21.06.2019 19:00
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 3
Yoda asked a class of Padawans what they like to do in their free time. This is how they answered
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