Mathematics, 12.12.2020 17:00 mary9590

12.2.7-T Question Help
me
A sociologist randomly selects 374 females 15 to 19 years old and asks each to disclose her family structure at age 14 and whether she has had sexual intercourse.
Use the results in the accompanying table to complete parts (a) through (f) below.
Click the icon to view the data table of family structure and sexual activity.
Tests
0
ctivity
(a) Compute the expected values of each cell under the assumption of independence.
Had sexual Both Biological or Adoptive
Single Parent
intercourse
Parents
42
62
Yes
34
88
No
(Round to two decimal places as needed.)
Parent and
Stepparent
30
Non-parental Guardian
60
18
40

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:10, ohartshorn3670

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.

Answers: 3

continue

Mathematics, 21.06.2019 20:30, kingdesto3481

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent

Answers: 1

continue

Mathematics, 22.06.2019 00:00, kaitlynnputtere

Which choice names the hypotenuse of triangle xyz? a. segment yx b. segment yz c. segment ab d. segment zx

Answers: 3

continue

Mathematics, 22.06.2019 00:30, alxiar19

Which equation could represent the relationship shown in the scatter plot? y=−3x−2 y=−3/4x+10 y=−2/3x+1 y=9x−12 scatter plot with x axis labeled variable x and y axis labeled variable y. points go from upper left to lower right.

Answers: 1

continue

You know the right answer?

12.2.7-T Question Help
me
A sociologist randomly selects 374 females 15 to 19 years old...