subject
Mathematics, 10.12.2019 21:31 angelina12386

The table below gives beverage preferences for random samples of teens and adults.
teens adults total
coffee 50 200 250
tea 100 150 250
soft drinks 200 200 400
other 50 50 100
400 600 1000
we are asked to test for independence between age (i. e., adult and teen) and drink preferences. with a .05 level of significance, the critical value for the test is?
a. 1.645
b. 7.815
c. 14.067
d. 15.507

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k
Answers: 3
question
Mathematics, 21.06.2019 18:40
Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.
Answers: 3
question
Mathematics, 22.06.2019 00:30
Select the correct answer from each drop-down menu. let c(g) be the total cost, including shoe rental, for bowling g games at pin town lanes. c(g) = 5g+3 so, c(6) = 8? 33? 30? or 14? this means that for a $6 shoe rental? for $6 per game? for 6 games? for a total cost of $6? , the games are $8 each? total cost is $33? number of games is 14? or total cost is $30? reset next
Answers: 1
question
Mathematics, 22.06.2019 00:40
If a distance of 75 yds is measured back from the edge of the canyon and two angles are measured , find the distance across the canyon angle acb = 50° angle abc=100° a=75 yds what does c equal?
Answers: 1
You know the right answer?
The table below gives beverage preferences for random samples of teens and adults.
teens adult...
Questions
question
Mathematics, 23.01.2021 01:20
question
Mathematics, 23.01.2021 01:20
question
English, 23.01.2021 01:20
question
Social Studies, 23.01.2021 01:20
question
Mathematics, 23.01.2021 01:20
question
Social Studies, 23.01.2021 01:20
question
Computers and Technology, 23.01.2021 01:20
Questions on the website: 13722360