prob stat: One sample of n=4 scores has a mean of M=10, &

Feedback
Report

0 View PremiumMar 24, 2024

a second sample of n=10 scores has a mean of M=20. If the 2 samples are combined then what value will be obtained for the mean of the combined sample? a) Equal to 15 b) Greater than 15 but less than 20 c) Less than 15 but more than 10 d)None of the other choices is correct

Repost is prohibited without the creator's permission.

12 Followers · 1.4K Videos

Recommended for You

All
Anime

matrix example: How to select the column you want ...

3:36

matrix example: How to select the column you want ...

0 View

1st/3parts: Checkpoint 1.1 STPM Math T Sem2

8:28

1st/3parts: Checkpoint 1.1 STPM Math T Sem2

12 Views

AI 2008 Hindustan 2nd/2 ways: Evaluate trig integral ∫2cos(x)/(3 sin^3(x)) dx

0:45

AI 2008 Hindustan 2nd/2 ways: Evaluate trig integral ∫2cos(x)/(3 sin^3(x)) dx

20 Views

2nd/3ways: trig integral ∫sec(x) dx

1:46

2nd/3ways: trig integral ∫sec(x) dx

12 Views

Review: Linear form, Quadratic form & Bilinear form

9:02

Review: Linear form, Quadratic form & Bilinear form

19 Views

Screen Recording 2023-12-30 at 9.34.01 PM

2:26

Screen Recording 2023-12-30 at 9.34.01 PM

0 View

Variability or spread of a distribution. Whey we need it!

3:58

Variability or spread of a distribution. Whey we need it!

0 View

If pv^a=C (where a & C are constant) find dv/dp & d2v/dp2

2:44

If pv^a=C (where a & C are constant) find dv/dp & d2v/dp2

0 View

2nd way: integral ∫ log n√x (x) dx

0:46

2nd way: integral ∫ log n√x (x) dx

1 View

Iowa State U [Fall 2019]: integral Find the integral

3:20

Iowa State U [Fall 2019]: integral Find the integral

3 Views

Exit strategy scenario

0:47

Exit strategy scenario

1 View

Find the number of permutations of the letters of the word ALLAHABAD

1:35

Find the number of permutations of the letters of the word ALLAHABAD

7 Views

Lamar U: #9 1st way: trig integral ∫sec^2(9x) tan^3(9x) dx

2:27

Lamar U: #9 1st way: trig integral ∫sec^2(9x) tan^3(9x) dx

0 View

trig integral ∫x^2 cos(x^3) e^sin(x^3) dx

2:48

trig integral ∫x^2 cos(x^3) e^sin(x^3) dx

0 View

Review: integral ∫1/(x^2-a^2)dx vs integral ∫1/(a^2-x^2) dx vs integral ∫1/(x^2+a^2) dx

3:10

Review: integral ∫1/(x^2-a^2)dx vs integral ∫1/(a^2-x^2) dx vs integral ∫1/(x^2+a^2) dx

0 View

U Penn: Evaluate trig integral ∫(sin^2(x) -cos^2(x))/(sin(x)-cos(x))^2 dx

1:02

U Penn: Evaluate trig integral ∫(sin^2(x) -cos^2(x))/(sin(x)-cos(x))^2 dx

1 View

2nd/2 ways: MIT Integration Bee Final

2:45

2nd/2 ways: MIT Integration Bee Final

1 View

Battle of Guinea 1942 1945 Australian & American Soldiers in Action WW2 Docu

21:32

Battle of Guinea 1942 1945 Australian & American Soldiers in Action WW2 Docu

bili_2146721505

2 Views

Columbia U: 2nd way Evaluate the indefinite integral ∫1/(1+e^x) dx

2:10

Columbia U: 2nd way Evaluate the indefinite integral ∫1/(1+e^x) dx

0 View

2nd way: derivative (x/a)^n/(n-1) + (y/b)^n/(n-1) = 1

2:07

2nd way: derivative (x/a)^n/(n-1) + (y/b)^n/(n-1) = 1

0 View