1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
mel-nik [20]
3 years ago
8

Zach works at the Verizon store and wonders if iPhones last longer if the screen brightness is

Advanced Placement (AP)
1 answer:
algol [13]3 years ago
3 0

Explanation:(a) Was this an observational study or an experiment? Explain your reasoning. Experiment, because certain variables were controlled (he sets the screen brightness to low and then starts a movie) to determine if iPhones last longer if the screen brightness is set to low, and it proves the cause and effect relationship.

(b) What is the explanatory variable and the response variable? Response Variable- To determine if iPhones last longer if the screen brightness is set to low   Explanatory variable- he sets the screen brightness of 10 of the iPhones to high and starts a movie, then the other 10 to low and starts a movie.

(c) Was a random sample used to collect the data? Yes- “he selects a random sample of 20 brand new iPhones”

You might be interested in
All of the following are examples of apprenticeship programs except:
Over [174]
Nursing is the correct answer kourtney
6 0
3 years ago
Read 2 more answers
Nekton include all animals that
lesya692 [45]
Swim and move independently in water currents

7 0
3 years ago
Read 2 more answers
Which of the following is true of an instinct?
hjlf

Answer:

They are complex behaviors that are automatic and unlearned and occur in all members of a species

Explanation:

4 0
2 years ago
In your own words, what is the principle of utility?
Marysya12 [62]

Answer:

By the principle of utility is meant that principle which approves or disapproves of every action whatsoever. according to the tendency it appears to have to augment or diminish the happiness of the party whose interest is in question: or, what is the same thing in other words to promote or to oppose that happiness.

Explanation:

By the principle of utility is meant that principle which approves or disapproves of every action whatsoever. according to the tendency it appears to have to augment or diminish the happiness of the party whose interest is in question: or, what is the same thing in other words to promote or to oppose that happiness. This is the principle of utility.

5 0
2 years ago
I still need help! I need help FAST and I will give brainliest!
ivanzaharov [21]

The given question expects you to make a text analysis of first and second-hand evidence in texts through the use of pathos, logos, and ethos.

You should read and understand the texts you read and then try and identify what rhetorical devices are used.

A good tip is that ethos has to do with an expert's authority to convince

Pathos has to do with the use of emotions to convince and persuade.

Logos has to do with the use of logic to convince.

<h3>What is Pathos?</h3>

This refers to the rhetorical appeal that uses emotions to convince and persuade a person about a particular viewpoint.

Hence, we can see that The given question expects you to make a text analysis of first and second-hand evidence in texts through the use of pathos, logos, and ethos.

Read more about pathos here:

brainly.com/question/13118125

#SPJ1

8 0
2 years ago
Read 2 more answers
Other questions:
  • Write the code to input a number and print the square root. Use the absolute value function to make sure that if the user enters
    7·1 answer
  • Emotional intelligence has been divided into five domains, which include all of the following except
    9·1 answer
  • what distinguishes mundane and mediocre writers from those who are truly creative, masterful storytellers
    14·1 answer
  • What substance is formed when alanine, glycine and serine bind together.
    14·1 answer
  • Should the writer add this sentence after sentence 6 ?
    8·2 answers
  • What color is my crayon??
    6·1 answer
  • An obstacle to sustainable development is
    8·1 answer
  • Consider what you have learned about religion and diffusion, and use the map here to answer the following questions.
    13·2 answers
  • Question 5 of 10
    5·2 answers
  • Which three minerals are most commonly found in the igneous rock andesite? (Check 3 boxes)
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!