When a researcher needs to compare means for a variable grouped into two
categories based on some less-than interval variable, a t-test is appropriate.
To add, The analysis of two populations means through the use of
statistical examination is called a t-test. Small sample sizes commonly
use a t-test with two
samples. <span> What statisticians call as test statistics are
identified as t-values. A systematized value that is calculated from sample
data during a hypothesis test is called a test statistic. The procedure that
calculates the test statistic compares your data to what is expected under the </span>null
hypothesis<span>.
You already have an experience with the basic principles behind a t-test if you’ve
tried to communicated with a distracted teenager.</span>
Answer:
4
Step-by-step explanation:
Divide 60 by 15, and you get 4.
Answer:
exact form: 9988/23
decimal form: 434.26
mixed number form: 434 6/23
Step-by-step explanation:
The inequality :y ≥ 2 x - 1We shall plug-in all the values:A ) - 3 ≥ 6 - 1- 3 ≥ 5 ⊥ ( not correct )
B ) - 5 ≥ 4 - 1- 5 ≥ 3 ⊥C ) - 5 ≥ 6 - 1- 5 ≥ 5 ⊥D ) 0 ≥ 0 - 10 ≥ - 1 T ( correct )E ) - 8 ≥ 10 - 1- 8 ≥ 9 ⊥F ) - 9 ≥ 10 - 1- 9 ≥ 9 ⊥Answer: D ) ( 0, 0 ).
Answer:
We cannot assume independence for the balloons sampled from the confetti balloons.
Step-by-step explanation:
From khan academy
