Questions by Nmkkannan

Questions by Nmkkannan

(CO 5) A company claims that its heaters last more than 5 years. Write the null andalternative hypotheses and note which is the claim.O H: = 5, H: 4 < 5 (claim)wO Hou = 5 (claim), H: 25O Hou = 5, H.: > 5 (claim)O Hou > 5 (claim), H: 35

asked Oct 19, 2023

1 answer

23 votes

277k views

Explain how you would find 2/3 x 12 mentally. (help lol)

asked Aug 6, 2023

1 answer

10 votes

503k views

According to a dental association, 63% of all dentists use nitrous oxide (laughing gas) in their practice. In a random sample of 500 dentists, let Prepresent the proportion who use laughing gas in practice.

asked Apr 18, 2023

1 answer

11 votes

29.5k views

Use Cramers Rule to solve the system 2x - 3y = 11 -6x + 8y = 34

asked Jun 28, 2022

2 answers

28 votes

491k views

Of the 75 students in the cafeteria, 11 of them had chocolate milk to drink. If there are 750 students in the school, predict the number of students who drank chocolate milk.

asked Apr 7, 2022

1 answer

44 votes

360k views

What is the main difference between gravitational potential energy and elastic potential energy?

asked Feb 27, 2022

2 answers

3 votes

530k views

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