Mathematics, 26.05.2021 20:00 lucasrandall
An ice cream company did a survey among high school students. It was found that 75 students liked vanilla ice cream and 42 of those students liked chocolate ice cream also. There were 18 students who did not like vanilla ice cream but liked chocolate ice cream. There were 7 students who did not like either vanilla ice cream or chocolate ice cream.
Using a two-way table, predict the number of students who would like chocolate ice cream when 200 high school students participate in the survey. (5 points)
100
40
120
60
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
An ice cream company did a survey among high school students. It was found that 75 students liked va...