The researcher's scientific/alternative hypothesis is:
- Different sources of caffeine leads to differences in women's attentional control performance.
The researcher's null hypothesis is:
- Different sources of caffeine leads to no difference in women's attentional control performance.
The type of sample which the researcher is using is:
A disadvantage to using this sample type is:
The thing which the researcher can conclude about these data is:
- It is conclusive based on the reaction of the women to the independent variables.
If, in the population, women actually show NO difference in attentional control performance after drinking black tea versus coffee, the type of statistical error which the researcher has made is:
<h3>What is a Scientific Hypothesis?</h3>
This refers to the difference between two variables which is discovered during a scientific research and is an observed pattern.
Read more about scientific hypothesis here:
brainly.com/question/896413
The number of sod grasses needed is about one and half for the clients lawn
1 1/2 sod grasses
<h3> Area of Rectangle</h3>
Given Data
Area of client's Lawn = Length * Width
= 75*100
= 7500 square feet
Size of large rolls of sod grass
Area of large rolls of sod grass = Length * Width
= 116*42
= 4872 square feet
The number of sod grass needed
= 7500/4872
= 1.53
Learn more about rectangles here
brainly.com/question/25292087
9514 1404 393
Answer:
20 2/3 miles
Step-by-step explanation:
Altogether Jamal hiked 1 + 1 9/11 times the length of the first trail:
(2 9/11)(7 1/3) = (31/11)(22/3) = 62/3 = 20 2/3
Jamal hiked 20 2/3 miles.
Answer:
I cant see the full picture of the bottom triangle
Step-by-step explanation:
