. Simplify the expression: 4
2 + 8 ÷ 2....
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 18:30
Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?
Answers: 1
Mathematics, 21.06.2019 20:50
There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?
Answers: 1
Mathematics, 21.06.2019 21:40
Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0
Answers: 1
Mathematics, 21.06.2019 22:00
Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.
Answers: 1
You know the right answer?
Questions
Medicine, 21.01.2021 05:00
Mathematics, 21.01.2021 05:00
English, 21.01.2021 05:00
Chemistry, 21.01.2021 05:00
Mathematics, 21.01.2021 05:00
Mathematics, 21.01.2021 05:00
Social Studies, 21.01.2021 05:00
Social Studies, 21.01.2021 05:00
Biology, 21.01.2021 05:00
Mathematics, 21.01.2021 05:00
Computers and Technology, 21.01.2021 05:00
Mathematics, 21.01.2021 05:00
