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
Deffense [45]
2 years ago
12

The number of sit-ups that all tenth-grade girls can do in 5 minutes is normally distributed. beth surveyed 20 of her fellow int

ramural tennis players, all tenth-grade girls, and determined the mean number of sit-ups they could do. can she make an inference about the population mean for all tenth-grade girls based on the sample? no, because the sample size was not big enough. no, because she did not use a simple random sample. yes, because the sample size was big enough. yes, because she used a simple random sample.
Mathematics
2 answers:
Maksim231197 [3]2 years ago
8 0

Answer:

the correct answer is B.

Step-by-step explanation:

<em>~Hope this helps! :)</em>

Luda [366]2 years ago
5 0

The true statement is as follows "No because she did not use a simple random sample".

<h3>What is random sampling?</h3>

Random sampling is the method to choose the given samples of observation to make assumptions about the population.

It is given that

Population: All tenth-grade girls

Sample: 20 intramural tennis players

The 20 intramural tennis players cannot represent all tenth-grade girls.

This is so because the selection is biased here, and it could not be used to make inferences about the overall population. then she did not use a simple random sample.

Hence, the true statement is (b)

Read more about random sampling at:

brainly.com/question/1334729

You might be interested in
Omar, Hala and Lujain got paid a total of $240 for cleaning neighborhood cars. They split the money in the ratio of 5: 9: 10. Wh
Blababa [14]

Answer:

i dont know

Step-by-step explanation:

i dont know

4 0
2 years ago
Find the value of the missing segment below please.
kogti [31]

Answer:

Um it might be 1 but feel free to correct me if I'm wrong

7 0
2 years ago
look at this equation and the steps used to solve it. Which answer is the best justification for step 1 of this solution
Julli [10]

Answer:

Step-by-step explanation:

4 0
3 years ago
Which of the following decimals is equivalent to three and ten hundredths
Montano1993 [528]

Answer: 3.1 or 3.10

Step-by-step explanation:

3 and 10 hundredths = 3 + 10/100 = 3 + 0.10

3.10 / 3.1

6 0
2 years ago
Solve the equation by completing the square
vovikov84 [41]
You solve by useing the formula (b/2) ^2
And your answer is x= 3,1
4 0
2 years ago
Other questions:
  • An ocbpus has 8 legs.
    11·2 answers
  • Scott has jaunt baked 24 cookies he want to put them in a paper bags in groups of 5 how many groups of 5 can he make how many co
    14·1 answer
  • Help me plsssss thx let's go
    6·1 answer
  • Armando bought 45 baseball cards. of the 12 friends he invited to his cookout, half of them were able to attend. armando gave ea
    15·2 answers
  • Shayna ran 6 miles in one week this was 1/3 of what she ran in a month write and solve a division equation to find how far she r
    6·1 answer
  • What is the solution 3x+17+5x=7x+10
    10·2 answers
  • Which graph represents the solution to this inequality ​
    9·2 answers
  • For f(x)=-3x/5+1,f(-20)
    12·1 answer
  • Chad is taking a taxi from the airport to his home. There is a $7 flat fee for riding in the taxi. In addition, Chad must pay $2
    9·1 answer
  • Need help on this somebody come in clutch
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!