Mathematics, 15.12.2019 17:31 gilbertej437
Question 2: evelyn goes to a middle school that includes grades 6, 7, and 8. she wants to estimate the percentage of students in the school who ride the bus to school. she selects a random sample of 200 students to survey who are attending an after-school activity. she determines that 38% of the students at the activity ride the bus to school. which statement about evelyn's sample is true? a. the sample is the percentage of students who ride the bus. b. the sample might not be representative of the population because it only includes students who are attending an after-school activity. c. the sample shows that exactly 38% of the students in the school ride the bus. fan and medal
Answers: 1
Mathematics, 21.06.2019 16:30
Ahome improvement store rents it’s delivery truck for $19 for the first 75 minutes and $4.75 for each additional 1/4 hour. if a customer rented the truck at 11: 10 am and returned the truck at 1: 40 pm the same day, what would his rental cost be?
Answers: 1
Mathematics, 21.06.2019 19:00
Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?
Answers: 2
Mathematics, 21.06.2019 19:10
The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)
Answers: 1
Mathematics, 22.06.2019 00:00
At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad
Answers: 1
Question 2: evelyn goes to a middle school that includes grades 6, 7, and 8. she wants to estimate...
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