Solve for the variable in 7/28 = 25/x
A. 20
B. 100
C.5
D. 4...
Mathematics, 25.11.2021 09:00 lorenavh81
Solve for the variable in 7/28 = 25/x
A. 20
B. 100
C.5
D. 4
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, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Mathematics, 22.06.2019 03:00
Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.
Answers: 1
Mathematics, 07.03.2021 14:40
Mathematics, 07.03.2021 14:50
Biology, 07.03.2021 14:50
Health, 07.03.2021 14:50
Chemistry, 07.03.2021 14:50
Business, 07.03.2021 14:50
Mathematics, 07.03.2021 14:50
Mathematics, 07.03.2021 14:50
Mathematics, 07.03.2021 14:50