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BlackZzzverrR [31]
3 years ago
10

Asociologist is studying influences on family size. He finds pairs of sisters, both of whom are married, and determines for each

sister whether she has 0, 1, 2 or more children. He wishes to compare older and younger sisters. Explain what the following hypotheses mean and how to test them.
Required:
a. The number of children the younger sister has is independent of the number of children the older sister has.
b. The distribution of family sizes is the same for older and younger sisters. Could one hypothesis be true and the other false? Explain.
Mathematics
1 answer:
Mazyrski [523]3 years ago
6 0

Answer:

:0

Step-by-step explanation:

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serious [3.7K]

Answer:

42.42in³

Step-by-step explanation:

This problem bothers on the mensuration of solid shapes, a cone

Step one

We know that the volume of a cone is

V= 1/3πr²h

Given data

Diameter d= 6 inches

Radius r= diameter/2= 6/2= 3 inches

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Step two

Substituting our given data we have

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7 0
3 years ago
the student council has 36 membersthe ratio of girls to boys is 5 to 4 how many student council members are girls?
kap26 [50]
Ratio of girls : boys = 5 : 4

<u>Find total parts:</u>
Total parts = 5 + 4 = 9

<u>Find 1 part:</u>
9 parts = 36
1 part = 36 ÷ 9 = 4

<u>Find 5 parts (Girls):</u>
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Answer: There are 20 girls.
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3 years ago
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Andre45 [30]

Answer: what are the answer choices ?

Step-by-step explanation:

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Which of the following describes the data set? 6,7,11,14,20,30,35
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Answer:

D

The numbers are already in order so you don't need to do anything

8 0
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Which expression is equivalent to 6 √8 • √2
azamat

Answer:

24

Step-by-step explanation:

√a × √b = √a × b

√8 × √6 = √8 × 2

= √16 = 4

6 × 4 = 24

Hope this helps

3 0
3 years ago
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