I need help with this
...
Answers: 2
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, 21.06.2019 22:00
Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?
Answers: 1
Mathematics, 21.06.2019 22:00
You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?
Answers: 3
Biology, 01.03.2021 19:00
Social Studies, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Chemistry, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00