Fon
familie
20 points
1. A survey found that 18 out of 90 families take a vacation ea...
Mathematics, 13.05.2020 16:57, ladnerhailey16
Fon
familie
20 points
1. A survey found that 18 out of 90 families take a vacation each year. How many families
out of 6,000 would be expected to take a vacation each year?*
120 families
V
LU Tamiljes
O
o
1800 families
900 families
onn familia
La
ITUT
il
1200 families
Answers: 2
Mathematics, 21.06.2019 18:20, nehaljay1883
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 19:30, fantasticratz2
Nikolas calculated the volume of the prism. his work is shown below.
Answers: 1
Mathematics, 25.10.2019 13:43
Biology, 25.10.2019 13:43