subject
Chemistry, 05.12.2019 02:31 sethjohnson386pbnm3x

An advertisement for a new fish food claims that lab studies show that fish grew three inches in three weeks while eating the food. travis wondered if the food was worth the extra cost.

to evaluate the claim in the advertisement, travis should

a look at the data for the control group to see how much the fish grew without the new food.

b check the lab results to see if the researchers changed the dependent variable in the same way
.
c examine the data to find how the researchers changed the variables within the control group.

d determine if the results show the independent variable changing as the dependent variable was changed.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 21.06.2019 18:00
The compound methyl butanoate smells like apples. its percent composition is 58.8% c, 9.9% h, and 31.4% o. what’s the empirical formula ?
Answers: 1
question
Chemistry, 22.06.2019 01:50
What happens when an acid dissolves?
Answers: 3
question
Chemistry, 22.06.2019 08:30
Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
Answers: 1
question
Chemistry, 22.06.2019 11:20
Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.
Answers: 1
You know the right answer?
An advertisement for a new fish food claims that lab studies show that fish grew three inches in thr...
Questions
question
Mathematics, 26.03.2020 22:09
question
Mathematics, 26.03.2020 22:09
question
Mathematics, 26.03.2020 22:09
question
History, 26.03.2020 22:10