Can someone help me I’m with this please ❤️
...
Answers: 1
Mathematics, 21.06.2019 20:30
There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?
Answers: 3
Mathematics, 21.06.2019 21:40
Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.
Answers: 3
Mathematics, 02.02.2022 22:50
Social Studies, 02.02.2022 23:00
Business, 02.02.2022 23:00
Chemistry, 02.02.2022 23:00
English, 02.02.2022 23:00
Health, 02.02.2022 23:00
Biology, 02.02.2022 23:00